- Wooden Simple Machines Demonstration Set #2
Wooden Simple Machines Demonstration Set #2
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Each Demonstration Model measures approximately 2-1/2 times the size of the student version and is great for classroom demonstration. Each model includes a detailed activity guide which details the history of the model, practical applications, and classroom experiments. Includes one each of Wheel and Axle, Gear Train, Pendulum, and Screw. Grades K-8.