Force

Penny on top of notecard and cup.

Penny for Your Thoughts on Inertia

about 35 minutes
Use pennies and index cards to explore inertia and the well-known magician’s tablecloth trick.

A pencil pointing into a finger.

Stressing Over Pencil Pressure

about 40 minutes
Use pencil push-tests to learn the difference between force and pressure and explore how safety features protect human bodies in a crash.