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Tug of War
Lesson 3: Using a Gear Train


In this Lesson, you will add a gear train to your BaseBot and learn about mechanical advantage and how different gear configurations affect your robot's ability to pull an object. Then, you will test different gear configurations to complete the Gear Train Tractor Pull Challenge.

Video file

Add a Gear Train

There are many ways to add a gear train. Use this image as an example of what a completed gear train addition could look like on your BaseBot.

Image of a BaseBot with an example of a gear train addition on the front axle

Select Next > to learn about gears, gear trains, and how they can be used to create mechanical advantage.