Splitting logs, building canoes, and "uplifting" wedges! Splitting logs, building canoes, and “uplifting” wedges! From axes to canoes to the forks we eat with, the Curious Crew gets a “cutting edge” ...

Introduction Looking for a cool and surprising project to show to your friends? Give this activity a stab! Take a potato and a straw—maybe a pencil as well—and challenge your friends to drill holes ...

When you push or pull with a simple machine, you are applying a force and doing work. And, if you get more force out of a machine than you put into it, then that machine has a mechanical advantage.