Simple Machines: Wheels And Axles
6 images of some objects such as ferris wheels and skate boards with wheel and axle mechanisms that create rotary movement
How can you lift a marble off a table without touching it with your hands?
Is it magic? No - it’s physics! Use circular motion to overcome the force of gravity and amaze your family!
Arm Wrestling and Torque
Arm wrestling isn’t just a test of strength. It’s also a test of how well you understand torque.