John F. Kennedy Center
The Kennedy Center: Balancing Mobiles
In this lesson plan, students will apply mathematical, science, and engineering concepts to experiment with balancing levers. They will learn to classify types of levers to design and build a simplified mobile. Students will explore...
CK-12 Foundation
Ck 12: Plix: Simple Machines: Lever
[Free Registration/Login Required] Drag the labeled triangles to indicate where the fulcrum of this third-class lever is as well as the input and output forces.