options: Convert like measurement units within a given measurement system.

Measure and estimate lengths in standard units.

Describe and compare measurable attributes.

Measure lengths indirectly and by iterating length units.

Geometric measurement: understand concepts of area and relate area to multiplication and to addition.

Solve problems involving measurement and estimation of intervals of time, liquid volumes, and masses of objects.

Geometric measurement: understand concepts of volume and relate volume to multiplication and to addition.

Tell and write time.

Geometric measurement: recognize perimeter as an attribute of plane figures and distinguish between linear and area measures.

Relate addition and subtraction to length.

Solve problems involving measurement and conversion of measurements from a larger unit to a smaller unit.

Geometric measurement: understand concepts of angle and measure angles.

Represent and interpret data.

Work with time and money.

Classify objects and count the number of objects in each category.
problem_activity: Narrative
The purpose of this activity is for students to choose from activities that focus on adding and subtracting or sorting and representing data.
Students choose from any stage of previously introduced centers.
What's Behind My Back?
How Close?
Number Puzzles
Sort and Display
Required Materials
Materials to Gather
Materials from previous centers
Required Preparation
Gather materials from:
What's Behind My Back, Stages 2 and 3
How Close, Stages
1–
3
Number Puzzles, Stages 1 and 2
Sort and Display, Stage 2
Launch
“Today you will choose from centers we have already learned.”
Display the center choices in the student book.
“Think about what you would like to do first.”
30 seconds: quiet think time
Activity
Invite students to work at the center of their choice.
10 minutes: center work time
"Choose what you would like to do next."
10 minutes: center work time
Student Facing
Choose a center.
What's Behind My Back?
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How Close?
[IMG]
Number Puzzles
[IMG]
Sort and Display
[IMG]
Activity Synthesis
“Which activity did you choose? What did you like about the activity you chose?”


correct_option_index: 12