“Crazy Contraptions” is a thought provoking activity that engages students in the design and construction of exciting and innovative Rube Goldburg style mechanisms. The comprehensive Crazy Contraptions Activity Guide facilitates the conceptualization, understanding and application of simple and complex machines. Each Crazy Contraption requires a 12"x12" wood base with drilled holes. You can purchase the Crazy Contraptions Base from TeacherGeek or make the base using the template from the documents below.

The TeacherGeek Flag Waver Activity is an excellent introduction to TeacherGeek construction techniques and components. By combining gears, pulleys and cams you change rotary motion into linear motion to raise, lower and wave flags by simply turning a crank. Once you have experienced the TeacherGeek building system, you can create anything with TeacherGeek components. You will find the Flag Waver Construction Guide (a free downloadable document) is easy to follow, fun and informative.

The TeacherGeek Flag Waver Activity is an excellent introduction to TeacherGeek construction techniques and components. By combining gears, pulleys and cams you change rotary motion into linear motion to raise, lower and wave flags by simply turning a crank. Once you have experienced the TeacherGeek building system, you can create anything with TeacherGeek components. You will find the Flag Waver Construction Guide (a free downloadable document) is easy to follow, fun and informative.