Cam toys (aka automata) use hand-powered mechanisms to create cyclical motions that animate a scene.
Zip up! Watch as Deysi explains how the different parts of a zipper work together to open and close a piece of fabric.
Machines help us get work done; some are complex, with lots of moving parts, and others are simple.
Biking is fun for all ages, but can be tough unless you’re in the right gear.
We learn about chainsaws from Ashleigh Belrose, an instructor the Center for Technology in Essex, Vermont.