Spreadsheet: 3fd1e84d-36d5-4130-ad30-72211b48b1a0
Sheet: Codebook Student 

Variable name | Type | Full question | Variable label | Position | Value | Value Label
COUNTRY | [NAME] |  | Country_full
CNT | N |  | Language_country in 2 digits |  | 11 | Austria_German
 |  |  |  |  | 12 | Belgium_Dutch
 |  |  |  |  | 13 | Belgium_French
 |  |  |  |  | 14 | Bulgaria_Bulgarian
 |  |  |  |  | 15 | Croatia_Croatian
 |  |  |  |  | 16 | Cyprus_Greek
 |  |  |  |  | 17 | Cypus_English
 |  |  |  |  | 18 | Czech Rep_Czech
 |  |  |  |  | 19 | Denmark_Danish
 |  |  |  |  | 20 | Estonia_Estonian
 |  |  |  |  | 21 | Finland_Finnish
 |  |  |  |  | 22 | Finland_Swedish
 |  |  |  |  | 23 | France_French
 |  |  |  |  | 24 | Germany
 |  |  |  |  | 25 | Greece_Greek
 |  |  |  |  | 26 | Hungary_Hungarian
 |  |  |  |  | 27 | Iceland_Icelandic
 |  |  |  |  | 28 | Ireland_English
 |  |  |  |  | 29 | Italy_Italian
 |  |  |  |  | 30 | Latvia_Latvian
 |  |  |  |  | 31 | Lithuania_Lithuanian
 |  |  |  |  | 32 | Luxembourg_French
 |  |  |  |  | 34 | Malta_Maltese
 |  |  |  |  | 35 | Malta_English
 |  |  |  |  | 36 | Netherlands_Dutch
 |  |  |  |  | 37 | Norway_Bokmal
 |  |  |  |  | 38 | Norway_Nynorsk
 |  |  |  |  | 39 | Poland_Polish
 |  |  |  |  | 40 | Portugal_Portugese
 |  |  |  |  | 41 | Romania_Romanian
 |  |  |  |  | 42 | Romania_Hungarian
 |  |  |  |  | 43 | Slovakia_Slovak
 |  |  |  |  | 44 | Slovakia_Hungarian
 |  |  |  |  | 45 | Slovenian_Slovenian
 |  |  |  |  | 46 | Spain_Spanish
 |  |  |  |  | 47 | Sweden_Swedish
 |  |  |  |  | 48 | Turkey_Turkish
 |  |  |  |  | 49 | United Kingdom_English
EU | N |  | European Union |  | 1 | Member State of EU
 |  |  |  |  | 0 | Not in EU
LEVEL | [NAME] |  | International educational level |  | ISCED2 | [NAME] in most countries
 |  |  |  |  | ISCED3A | Grade 11 academic in most countries
 |  |  |  |  | ISCED3B | Grade 11 vocational in most countries
EXPLICIT | N |  | Explicit Sratum
SCHOOLID | N |  | School Identification
CLASSID | N |  | Class Identification
STID | N |  | Student Identification
BSTWT | N |  | Basic Student weight
 |  |  |  |  | C | Too few observations to provide reliable weights
FSTWT | N |  | Final Student Weight
 |  |  |  |  | C | Too few observations to provide reliable weights
ST01Q01 | C | Have you used a computer or laptop/notebook outside school (i.e. at home, at friends' or family member's home, in a public library, an Internet café, etc.)? - In the last 3 months. | Computer use outside school - 3 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | M | Missing
[NAME] | C | Have you used a computer or laptop/notebook outside school (i.e. at home, at friends' or family member's home, in a public library, an Internet café, etc.)? - In the last 12 months. | Computer use outside school - 12 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | M | Missing
ST02Q01 | C | Have you been on the Internet outside school (i.e. at home, at friends' or family member's home, in a public library, an Internet café, etc.)? - In the last 3 months. | Internet outside school - 3 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | M | Missing
[NAME] | C | Have you been on the Internet outside school (i.e. at home, at friends' or family member's home, in a public library, an Internet café, etc.)? - In the last 12 months. | Internet outside school - 12 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | M | Missing
ST03Q01 | C | Which of the following are available for you to use easily at home, or outside school (e.g. at friends' or family member's home, in a public library or an Internet café)? | Computer without internet - ST03 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | 3 | Invalid
 |  |  |  |  | M | Missing
ST03Q02 | C | Which of the following are available for you to use easily at home, or outside school (e.g. at friends' or family member's home, in a public library or an Internet café)? | Computer with internet - ST03 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | 3 | Invalid
 |  |  |  |  | M | Missing
ST03Q03 | C | Which of the following are available for you to use easily at home, or outside school (e.g. at friends' or family member's home, in a public library or an Internet café)? | Laptop, PC without internet - ST03 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | 3 | Invalid
 |  |  |  |  | M | Missing
ST03Q04 | C | Which of the following are available for you to use easily at home, or outside school (e.g. at friends' or family member's home, in a public library or an Internet café)? | Laptop, PC with internet - ST03 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | 3 | Invalid
 |  |  |  |  | M | Missing
ST03Q05 | C | Which of the following are available for you to use easily at home, or outside school (e.g. at friends' or family member's home, in a public library or an Internet café)? | Digital reader - ST03 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | 3 | Invalid
 |  |  |  |  | M | Missing
ST03Q06 | C | Which of the following are available for you to use easily at home, or outside school (e.g. at friends' or family member's home, in a public library or an Internet café)? | Video games - ST03 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | 3 | Invalid
 |  |  |  |  | M | Missing
ST03Q07 | C | Which of the following are available for you to use easily at home, or outside school (e.g. at friends' or family member's home, in a public library or an Internet café)? | Games console - ST03 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | 3 | Invalid
 |  |  |  |  | M | Missing
ST03Q08 | C | Which of the following are available for you to use easily at home, or outside school (e.g. at friends' or family member's home, in a public library or an Internet café)? | Mobile without internet - ST03 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | 3 | Invalid
 |  |  |  |  | M | Missing
ST03Q09 | C | Which of the following are available for you to use easily at home, or outside school (e.g. at friends' or family member's home, in a public library or an Internet café)? | Mobile with internet - ST03 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | 3 | Invalid
 |  |  |  |  | M | Missing
ST03Q10 | C | Which of the following are available for you to use easily at home, or outside school (e.g. at friends' or family member's home, in a public library or an Internet café)? | MP3/4 - ST03 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | 3 | Invalid
 |  |  |  |  | M | Missing
ST03Q11 | C | Which of the following are available for you to use easily at home, or outside school (e.g. at friends' or family member's home, in a public library or an Internet café)? | Digital camera - ST03 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | 3 | Invalid
 |  |  |  |  | M | Missing
ST04Q01 | C | For how many years have you been using computers at home or places other than school? | How long used computers outside school |  | 1 | Less than 1 year
 |  |  |  |  | 2 | Between 1 to 3 years
 |  |  |  |  | 3 | Between 4 to 6 years
 |  |  |  |  | 4 | More than 6 years
 |  |  |  |  | M | Missing
ST05Q01 | C | How often do you take part in the following activities in your free time, at home or any place other than school? | Sending & reading emails - ST05 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST05Q02 | C | How often do you take part in the following activities in your free time, at home or any place other than school? | Chatting online - ST05 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST05Q03 | C | How often do you take part in the following activities in your free time, at home or any place other than school? | Reading & watching the news online - ST05 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST05Q04 | C | How often do you take part in the following activities in your free time, at home or any place other than school? | Using an online dictionary… - ST05 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST05Q05 | C | How often do you take part in the following activities in your free time, at home or any place other than school? | Searching info online - ST05 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST05Q06 | C | How often do you take part in the following activities in your free time, at home or any place other than school? | Searching sources online - ST05 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST05Q07 | C | How often do you take part in the following activities in your free time, at home or any place other than school? | Learning software - ST05 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST05Q08 | C | How often do you take part in the following activities in your free time, at home or any place other than school? | Online group discussions - ST05 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST05Q09 | C | How often do you take part in the following activities in your free time, at home or any place other than school? | Play games online (one player) - ST05 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST05Q10 | C | How often do you take part in the following activities in your free time, at home or any place other than school? | Play games online (multi-player) - ST05 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST05Q11 | C | How often do you take part in the following activities in your free time, at home or any place other than school? | Browse internet - ST05 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST05Q12 | C | How often do you take part in the following activities in your free time, at home or any place other than school? | Download music, software, game - ST05 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST05Q13 | C | How often do you take part in the following activities in your free time, at home or any place other than school? | Update own website - ST05 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q01 | C | How often do you do the following at home or locations other than schools? | Homework on computer - ST06 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
[NAME] | C | How often do you do the following at home or locations other than schools? | Search the internet... - ST06 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q03 | C | How often do you do the following at home or locations other than schools? | Collect info online & organise it in files - ST06 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q04 | C | How often do you do the following at home or locations other than schools? | [NAME] other students… - ST06 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q05 | C | How often do you do the following at home or locations other than schools? | Use online tools to contact students… - ST06 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q06 | C | How often do you do the following at home or locations other than schools? | Email teachers - ST06 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q07 | C | How often do you do the following at home or locations other than schools? | Use online tools to contact teachers… - ST06 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q08 | C | How often do you do the following at home or locations other than schools? | Send schoolwork by email… - ST06 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q09 | C | How often do you do the following at home or locations other than schools? | Download, upload… learning materials - ST06 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q10 | C | How often do you do the following at home or locations other than schools? | Check school website… - ST06 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q11 | C | How often do you do the following at home or locations other than schools? | Search online about learning…- ST06 |  | 1 | Never or almost never
ISCED3B only |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q12 | C | How often do you do the following at home or locations other than schools? | Search online about job… -ST06 |  | 1 | Never or almost never
ISCED3B only |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q13 | C | How often do you do the following at home or locations other than schools? | Visit online communities… -ST06 |  | 1 | Never or almost never
ISCED3B only |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q14 | C | How often do you do the following at home or locations other than schools? | Participate in online forums about studies… - ST06 |  | 1 | Never or almost never
ISCED3B only |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q15 | C | How often do you do the following at home or locations other than schools? | Participate in online learning programmes -ST06 |  | 1 | Never or almost never
ISCE3B only |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q16 | C | How often do you do the following at home or locations other than schools? | Put your profile on job web sites… - ST06 |  | 1 | Never or almost never
ISCED3B only |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST06Q17 | C | How often do you do the following at home or locations other than schools? | Update your profile on job web sites - ST06 |  | 1 | Never or almost never
ISCED3B only |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST07Q01 | C | Does your school have a learning platform or vitual learning environment? | Learning platform |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | M | Missing
ST07Q02 | C | If yes: Can you log on to it out of school time (before/after school, evenings, weekends, etc.)? | Log on out of school time |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | M | Missing
ST08Q01 | C | Have you used a desktop computer, a laptop or notebook at school? In the last 3 months. | Computer use at school - 3 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | M | Missing
ST08Q02 | C | Have you used a desktop computer, a laptop or notebook at school? In the last 12 months. | Computer use at school - 12 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | M | Missing
ST09Q01 | C | Have you used the internet at school? In the last 3 months | Internet use at school - 3 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | M | Missing
[NAME] | C | Have you used the internet at school? In the last 12 months | Internet use at school - 12 |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | M | Missing
 |  | If the answer is 'No' to sub question about desktop computer use in the last 12 months, respondents are sent to question 23 about learning activities
ST10Q01 | C | For how many years have you been using computers at school? | How long used computers at school |  | 1 | Less than 1 year
 |  |  |  |  | 2 | Between 1 to 3 years
 |  |  |  |  | 3 | Between 4 to 6 years
 |  |  |  |  | 4 | More than 6 years
 |  |  |  |  | M | Missing
ST11Q01 | C | How often do you use the following for learning purpose during lessons? | Desktop computer with no Internet- ST11 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST11Q02 | C | How often do you use the following for learning purpose during lessons? | Desktop computer with Internet - ST11 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST11Q03 | C | How often do you use the following for learning purpose during lessons? | Laptop, tablet PC,… with no Internet - ST11 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST11Q04 | C | How often do you use the following for learning purpose during lessons? | Laptop, tablet PC,… with Internet - ST11 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST11Q05 | C | How often do you use the following for learning purpose during lessons? | Digital reader - ST11 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST11Q06 | C | How often do you use the following for learning purpose during lessons? | Mobile phone provided by school - ST11 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
[NAME] | C | How often do you use the following for learning purpose during lessons? | Interactive whiteboard - ST11 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST11Q08 | C | How often do you use the following for learning purpose during lessons? | Digital camera - ST11 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST11Q09 | C | How often do you use the following for learning purpose during lessons? | Own laptop - ST11 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST11Q10 | C | How often do you use the following for learning purpose during lessons? | Own mobile phone - ST11 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST12Q01 | C | How often do you use the following in lessons? | Digital books - ST12 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST12Q02 | C | How often do you use the following in lessons? | Exercise software - ST12 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST12Q03 | C | How often do you use the following in lessons? | Multimedia tools - ST12 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST12Q04 | C | How often do you use the following in lessons? | Broadcasting tools - ST12 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST12Q05 | C | How often do you use the following in lessons? | Data logging tools - ST12 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST12Q06 | C | How often do you use the following in lessons? | Computer simulations - ST12 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST12Q07 | C | How often do you use the following in lessons? | Digital learning games… - ST12 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST13Q01 | C | How often do you use a computer for the following learning activities during lessons? | Email messages - ST13 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST13Q02 | C | How often do you use a computer for the following learning activities during lessons? | Chat online - ST13 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST13Q03 | C | How often do you use a computer for the following learning activities during lessons? | Search the internet - ST13 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST13Q04 | C | How often do you use a computer for the following learning activities during lessons? | [NAME]/upload/ browse material… - ST13 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST13Q05 | C | How often do you use a computer for the following learning activities during lessons? | Post work on school website - ST13 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST13Q06 | C | How often do you use a computer for the following learning activities during lessons? | … during work group session - ST13 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST13Q07 | C | How often do you use a computer for the following learning activities during lessons? | … to conduct experiments (collecting data, etc.) - ST13 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST13Q08 | C | How often do you use a computer for the following learning activities during lessons? | Create blogs, forum - ST13 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST13Q09 | C | How often do you use a computer for the following learning activities during lessons? | Participate to forums related to your study - ST13 |  | 1 | Never or almost never
ISCED3B only |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST13Q10 | C | How often do you use a computer for the following learning activities during lessons? | Participate in online traing sessions - ST13 |  | 1 | Never or almost never
ISCED3B only |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST13Q11 | C | How often do you use a computer for the following learning activities during lessons? | Collect information… - ST13 |  | 1 | Never or almost never
ISCED3B only |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST14Q01 | C | In lessons, how often are you engaged in the following (whether using ICT or not)? | We all listen to teacher presentation - ST14 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
[NAME] | C | In lessons, how often are you engaged in the following (whether using ICT or not)? | … listen to student presentation - ST14 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST14Q03 | C | In lessons, how often are you engaged in the following (whether using ICT or not)? | … read books, look at films at the same time - ST14 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST14Q04 | C | In lessons, how often are you engaged in the following (whether using ICT or not)? | … do exercises & tasks, by ourself or in groups - ST14 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST14Q05 | C | In lessons, how often are you engaged in the following (whether using ICT or not)? | I work on sthg at my own pace - ST14 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST14Q06 | C | In lessons, how often are you engaged in the following (whether using ICT or not)? | we work in small groups - ST14 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST14Q07 | C | In lessons, how often are you engaged in the following (whether using ICT or not)? | we look up ideas & information - ST14 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST14Q08 | C | In lessons, how often are you engaged in the following (whether using ICT or not)? | Investigate and explore issues… - ST14 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST14Q09 | C | In lessons, how often are you engaged in the following (whether using ICT or not)? | Solve problems - ST14 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST14Q10 | C | In lessons, how often are you engaged in the following (whether using ICT or not)? | Explain & discuss our own ideas… - ST14 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST14Q11 | C | In lessons, how often are you engaged in the following (whether using ICT or not)? | Students help each other… - ST14 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST14Q12 | C | In lessons, how often are you engaged in the following (whether using ICT or not)? | Take time to think about how better to learn - ST14 |  | 1 | Never or almost never
 |  |  |  |  | 2 | Several times a month
 |  |  |  |  | 3 | A least once a week
 |  |  |  |  | 4 | Every day or almost every day
 |  |  |  |  | M | Missing
ST15Q01 | C | How confident are you doing the following tasks? | Produce text… - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
[NAME] | C | How confident are you doing the following tasks? | Edit digital photographs… - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q03 | C | How confident are you doing the following tasks? | Edit online text… with internet links... - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q04 | C | How confident are you doing the following tasks? | Create a database… - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q05 | C | How confident are you doing the following tasks? | Edit a quesitonnaire online - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q06 | C | How confident are you doing the following tasks? | [NAME] a file to so… ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q07 | C | How confident are you doing the following tasks? | File electronic documents in computer folders… - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q08 | C | How confident are you doing the following tasks? | Use spreadsheet programmes - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q09 | C | How confident are you doing the following tasks? | Plot a grach - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q10 | C | How confident are you doing the following tasks? | Create a presentation with animations - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q11 | C | How confident are you doing the following tasks? | Create a multimedia presentation… - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q12 | C | How confident are you doing the following tasks? | Participate in a discussion forum… - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q13 | C | How confident are you doing the following tasks? | Create blogs or websites… - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q14 | C | How confident are you doing the following tasks? | Install software on my computer - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q15 | C | How confident are you doing the following tasks? | Participate in social networks… use most of their features - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q16 | C | How confident are you doing the following tasks? | Judge the reliability of information found on the internet - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q17 | C | How confident are you doing the following tasks? | Identify online sources of reliable information - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q18 | C | How confident are you doing the following tasks? | Use the Internet safely to protect yourself against bullying - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q19 | C | How confident are you doing the following tasks? | Use the Internet safely to protect your privacy - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q20 | C | How confident are you doing the following tasks? | Use the Internet safely to protect your online reputation - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q21 | C | How confident are you doing the following tasks? | Use the Internet safely to respect the privacy of others - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q22 | C | How confident are you doing the following tasks? | Use the Internet safely to respect others' reputation - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q23 | C | How confident are you doing the following tasks? | Use information found on the internet without plagiarising - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q24 | C | How confident are you doing the following tasks? | Protect yourself against spam and junk mail - ST15 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q25 | C | How confident are you doing the following tasks? | Identify websites about training… - ST15 |  | 1 | Not at all
ISCED3B only |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q26 | C | How confident are you doing the following tasks? | Find websites with jobs on offer… - ST15 |  | 1 | Not at all
ISCED3B only |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q27 | C | How confident are you doing the following tasks? | Register in online training programmes… - ST15 |  | 1 | Not at all
ISCED3B only |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST15Q28 | C | How confident are you doing the following tasks? | Post CV on job websites - ST15 |  | 1 | Not at all
ISCED3B only |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST16Q01 | C | Do you consider using ICT (computers, interactive whiteboards) during lessons has a positive impact on the following? | Concentration on learning - ST16 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
[NAME] | C | Do you consider using ICT (computers, interactive whiteboards) during lessons has a positive impact on the following? | Try harder in the matter - ST16 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST16Q03 | C | Do you consider using ICT (computers, interactive whiteboards) during lessons has a positive impact on the following? | Fell more independent in your learning - ST16 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST16Q04 | C | Do you consider using ICT (computers, interactive whiteboards) during lessons has a positive impact on the following? | ICT helps you understand more easily… - ST16 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST16Q05 | C | Do you consider using ICT (computers, interactive whiteboards) during lessons has a positive impact on the following? | ICT helps you remember more easily… - ST16 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST16Q06 | C | Do you consider using ICT (computers, interactive whiteboards) during lessons has a positive impact on the following? | ICT enables you to work better… - ST16 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST16Q07 | C | Do you consider using ICT (computers, interactive whiteboards) during lessons has a positive impact on the following? | ICT improves the atmosphere in class… - ST16 |  | 1 | Not at all
 |  |  |  |  | 2 | A little
 |  |  |  |  | 3 | Somewhat
 |  |  |  |  | 4 | A lot
 |  |  |  |  | M | Missing
ST17Q01 | C | Thinking about your experience with computers: to what extent do you agree with the following statements? | Important for me to work with a computer... - ST17 |  | 1 | Strongly disagree
 |  |  |  |  | 2 | Disagree
 |  |  |  |  | 3 | Agree
 |  |  |  |  | 4 | Strongly agree
 |  |  |  |  | M | Missing
[NAME] | C | Thinking about your experience with computers: to what extent do you agree with the following statements? | Using a computer for learning is … fun - ST 17 |  | 1 | Strongly disagree
 |  |  |  |  | 2 | Disagree
 |  |  |  |  | 3 | Agree
 |  |  |  |  | 4 | Strongly agree
 |  |  |  |  | M | Missing
ST17Q03 | C | Thinking about your experience with computers: to what extent do you agree with the following statements? | I use a computer for learning because I'm very interested in computers - ST17 |  | 1 | Strongly disagree
 |  |  |  |  | 2 | Disagree
 |  |  |  |  | 3 | Agree
 |  |  |  |  | 4 | Strongly agree
 |  |  |  |  | M | Missing
ST17Q04 | C | Thinking about your experience with computers: to what extent do you agree with the following statements? | I lose track of time when I'm learning with the computer - ST17 |  | 1 | Strongly disagree
 |  |  |  |  | 2 | Disagree
 |  |  |  |  | 3 | Agree
 |  |  |  |  | 4 | Strongly agree
 |  |  |  |  | M | Missing
ST17Q05 | C | Thinking about your experience with computers: to what extent do you agree with the following statements? | It's really worth using a computer… - ST17 |  | 1 | Strongly disagree
 |  |  |  |  | 2 | Disagree
 |  |  |  |  | 3 | Agree
 |  |  |  |  | 4 | Strongly agree
 |  |  |  |  | M | Missing
ST17Q06 | C | Thinking about your experience with computers: to what extent do you agree with the following statements? | I use a computer to learn… - ST17 |  | 1 | Strongly disagree
 |  |  |  |  | 2 | Disagree
 |  |  |  |  | 3 | Agree
 |  |  |  |  | 4 | Strongly agree
 |  |  |  |  | M | Missing
ST17Q07 | C | Thinking about your experience with computers: to what extent do you agree with the following statements? | I learn things using computers… - ST17 |  | 1 | Strongly disagree
 |  |  |  |  | 2 | Disagree
 |  |  |  |  | 3 | Agree
 |  |  |  |  | 4 | Strongly agree
 |  |  |  |  | M | Missing
ST17Q08 | C | Thinking about your experience with computers: to what extent do you agree with the following statements? | Learning with computer is important… - ST17 |  | 1 | Strongly disagree
 |  |  |  |  | 2 | Disagree
 |  |  |  |  | 3 | Agree
 |  |  |  |  | 4 | Strongly agree
 |  |  |  |  | M | Missing
ST18Q01 | C | Are you… | Gender |  | 1 | Male
 |  |  |  |  | 2 | Female
 |  |  |  |  | M | Missing
ST19Q01 | C | When were you born? | Birth |  | 1 | Before 1995
 |  |  |  |  | 2 | 1995
 |  |  |  |  | 3 | 1996
 |  |  |  |  | 4 | 1997
 |  |  |  |  | 5 | 1998
 |  |  |  |  | 6 | 1999
 |  |  |  |  | 7 | 2000
 |  |  |  |  | 8 | After 2000
 |  |  |  |  | M | Missing
ST19Q02 | C |  | Month |  | 1 | January
 |  |  |  |  | 2 | February
 |  |  |  |  | 3 | March
 |  |  |  |  | 4 | April
 |  |  |  |  | 5 | May
 |  |  |  |  | 6 | June
 |  |  |  |  | 7 | July
 |  |  |  |  | 8 | August
 |  |  |  |  | 9 | September
 |  |  |  |  | 10 | October
 |  |  |  |  | 11 | November
 |  |  |  |  | 12 | December
 |  |  |  |  | M | Missing
ST20Q01 | C | Were you born in the same country as your present school is in? | Born in the country |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | M | Missing
ST20Q02 | C | How long have you been living in the country where you now go to school? | How long in the country… |  | 1 | Less than 1 year
 |  |  |  |  | 2 | Between 1 and 5 years
 |  |  |  |  | 3 | Between 6 and 10 years
 |  |  |  |  | 4 | More than 10 years
 |  |  |  |  | M | Missing
ST21Q01 | C | What is the highest level of education completed by your mother? If you live less than half time with your mother, please mark the highest level of education of your father. | Mother education level |  | 1 | ISCED 6
 |  |  |  |  | 2 | ISCED 5A
 |  |  |  |  | 3 | ISCED 5>B
 |  |  |  |  | 4 | ISCED 4
 |  |  |  |  | 5 | ISCED 3A
 |  |  |  |  | 6 | ISCED 3B, 3C
 |  |  |  |  | 7 | ISCED 2
 |  |  |  |  | 8 | ISCED 1
 |  |  |  |  | M | Missing
ST21Q02 | C |  |  |  | 1 | The information provided above relates to my mother
 |  |  |  |  | 2 | The information provided above relates to my father
 |  |  |  |  | M | Missing
ST22Q01 | C | At home, do you normally speak the same language as the one used in the present questionnaire? | Language  at home |  | 1 | Yes
 |  |  |  |  | 2 | No
 |  |  |  |  | M | Missing
ST23Q01 | C | How many books are there in your home? | Number of books |  | 1 | None or very few (0-10 books). This shows 10 books.
 |  |  |  |  | 2 | Enough to fill one shelf (11-25 books). This shows 25 books.
 |  |  |  |  | 3 | Enough to fill one shelf (26-100 books). This shows 100 books.
 |  |  |  |  | 4 | Enough to fill one shelf (101-200 books). This shows 200 books.
 |  |  |  |  | 5 | Enough to fill three or more bookcases (more than 200). This shows more than 200 books.
ST05_InfoComm | N |  | Scale: frequency of ICT use at home related to information and communication
 |  |  |  |  | C | Too few observations to provide reliable estimates
ST05_Games | N |  | Scale:  frequency of ICT use at home for games
 |  |  |  |  | C | Too few observations to provide reliable estimates
ST05_Fun | N |  | Scale:  frequency of ICT use at home for fun
 |  |  |  |  | C | Too few observations to provide reliable estimates
ST06_ActSchWork_sc | N |  | Scale:  frequency of ICT use at home related to schoolwork activities connected with school
 |  |  |  |  | C | Too few observations to provide reliable estimates
ST06_ActSchWork_st | N |  | Scale:  frequency of ICT use at home related to schoolwork activities
 |  |  |  |  | C | Too few observations to provide reliable estimates
ST13_CompUse | N |  | Scale: frequency of ICT use during lessons
 |  |  |  |  | C | Too few observations to provide reliable estimates
ST14_TeachCentered | N |  | Scale: Learning activities centered teacher
 |  |  |  |  | C | Too few observations to provide reliable estimates
ST14_StudCentered | N |  | Scale: Learning activities centered students
 |  |  |  |  | C | Too few observations to provide reliable estimates
ST15_SafeUse | N |  | Scale: Self-confidenc of Internet safe use
 |  |  |  |  | C | Too few observations to provide reliable estimates
ST15_Respons | N |  | Scale: Self-confidence of Internet responsible use
 |  |  |  |  | C | Too few observations to provide reliable estimates
ST15_OperatSkills | N |  | Scale: Self-confidence of operational ICT skills
 |  |  |  |  | C | Too few observations to provide reliable estimates
ST15_SocialMedia | N |  | Scale: Self-confidence of Social media skills
 |  |  |  |  | C | Too few observations to provide reliable estimates
ST16_PosImpact | N |  | Scale: ICT positive impact on learning
 |  |  |  |  | C | Too few observations to provide reliable estimates
ST17_Attitude | N |  | Scale: attitude towards computers
 |  |  |  |  | C | Too few observations to provide reliable estimates
DIGST_cluster | C |  | Clusters: Digitally students |  | 1 | High use and access at school AND high use and access at home
 |  |  |  |  | 2 | Low use and access at school AND high use and access at home
 |  |  |  |  | 3 | Low use and access at school AND low use and access at home
 |  |  |  |  | C | Too few observations to provide reliable estimates