This video explores different methods that can be use to amplify a force, and focuses on three types of machine - levers, pulleys and gears. The amplification of a force is called mechanical advantage ...

With this easy-to-adapt quick-write strategy, students steadily build their writing skills, a little at a time.

Dive into creativity with this exciting DIY tutorial where we show you how to make a stunning underwater tunnel for Magic Tracks using simple materials like cardboard and plastic! This fun and easy ...