Materials List:
Echolocation in Action!
https://www.teachengineering.org/activities/view/cub_soundandlight_lesson4_activity1
Each group needs:
- 1 blindfold
- Clipboard or hardcover book
- 2 pencils
- Variety of crayons
- 2 copies of the Echolocation Worksheet
- 2 copies of the Echolocation Bar Graph Worksheet
https://www.teachengineering.org/activities/view/cub_soundandlight_lesson4_activity1