Discover how eight simple machines work as you construct a balance, wheelbarrow, scissors, a block and tackle, and more. You'll understand how all three classes of levers work and see firsthand how fixed, moveable, and combination pulley systems operate.
This kit comes with 178 snap-together pieces and a project guide, all in a sturdy plastic storage case. Includes a CD containing the 39 page teachers' guide. Ages 8-12.
178 color-coded pieces
Instructions to build 8 models one at a time demonstrating the three classes of levers and different pulley systems
A CD containing the 39 page teachers' guide with key terms, explanation of scientific concepts and everyday examples, and additional science experiments
Supports 3 students working as a team
Packed in a strong, stackable storage case with moveable dividers and transparent, lockable lid
Key science concepts that can be taught and learned with this kit include:
Identify all three classes of lever and test them to determine how they operate
Identify key parts of levers; effort arm, resistance arm and fulcrum
Identify different types of pulley systems and test them to determine how they operate
Identify key parts of pulley systems
Discuss how pulleys change the direction and/or amount of force applied to do work
small partsWARNING: CHOKING HAZARD - Small parts. Not for children under 3 yrs.