Students got hands-on as they learned about elasticity by building catapults! Using simple materials they followed step by step instructions to assemble their launchers. Then, students were challenged to fling a marshmallow over a wall and hit a target some distance away.
2 to adult
9 popsicle sticks
20 minutes of research
40 minutes to build, test, tweak
Innovative Designer 4a: Students know and use a deliberate design process for generating ideas, testing theories, creating innovative artifacts or solving authentic problems.
Innovative Designer 4c: Students develop, test and refine prototypes as part of a cyclical design process.