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 ...

A simple machine is a tool that helps us do work. They use clever shapes to help us move, lift, cut and other types of work. Learn more about the inclined plane, the pulley, the lever, the wheel and ...

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” ...