Handout
Other

Hognosesam: Pulleys and Gears

For Students 9th - 10th
This site gives a small amount of space to pulleys, and then provides a wealth of information about gears.
Unit Plan
Technology Student

Technology Student: Gears and Pulleys

For Students 9th - 10th
This site describes the basics of gears and pulleys, and their use in simple machines.
Activity
TeachEngineering

Teach Engineering: Gears: Lift It Up!

For Teachers 6th - 8th
In this activity, students learn about the trade-off between speed and torque when designing gear ratios. The activity setup includes a LEGO pulley system with two independent gear sets and motors that spin two pulleys. Each pulley has...
Handout
The Franklin Institute

Spotlighting Simple Machines

For Students 3rd - 8th
Simple machines such as inclined planes in wedges and screws are explained.

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