Tod Baker's List: Simple Machines

Animated adventure-based learning activities. Great look!

"These devices were all in common use for centuries before Leonardo's time. Each one makes work easier to do by providing some trade-off between the force applied and the distance over which the force is applied."

Wedge & Lever, Ramp & Pully, Wheel & Axle

Site seems dated.

A collection of resources from around the web.

MIKIDS for YOUR KIDS!

"Exploratory play is about asking questions: “What happens when I do this?” “What if I did it this way?” Experimenting with materials and pushing their limits encourages us to consider a wide range of possibilities when problem-solving. Playing around with objects and ideas helps us see that there may be more than one solution."

Use simple machines to find solutions. Animated simulation.