This activity is not for sale, but you can complete it if you purchase Bulk Components or a Maker Cart.

Use your TeacherGeek car for physics experiments with a Half Atwood's Machine. Any of the following cars can be used:

Sail Car
Electric Race Car
Rubber Band Racer

The lab can be used with any Half Atwood's Machine, or you can build your own with TeacherGeek components (order separate components or build using your MakerCart).

Document Downloads

Set-Up Guide: PDF or MS Word
Half Atwood's Lab: PDF or MS Word
Lab Answer Key: PDF (password protected)