From this activity the students can also explore sound and from that site view a movie. This page provides a number of activities that the teacher can print out and copy. Activities are grouped for different grades. Six experiments developed by Bell for children are also included on this site. A large number of photographs showing telephones manufactured between 1878 and 1983 are grouped at this site.
Students can click on the phone of their choice and read a description.
010164The lessons in this book take you and your students through the entire invention process. A wide variety of ideas are offered that will spark your students' creative thoughts. About two pages are devoted to each topic, so you get a brief overview of each. It presents ideas that will motivate students to practice innovative thinking.