OBJECTS AND MACHINES

What Are The Simple Machines In A Bicycle?

The Catapult

Build a Catapult

   Simple Machine The Wheel & Axle

 Simple Machines The Lever

The lever 2 . Examples

Simple Machines The Wedge

 Simple Machines_ The Inclined Plane

Pulley

Simple Machines review.

 How Steam Engines Works

How do Airplanes fly ?

Theory