Rubber Band Propeller Engines

15.95 $

Experience the power generated by these simple but unusual engines. It’s a cool science project. Content for making a propeller yatch and a racer at the same time.

For ages over 8

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SKU: 40KID00012 Category:

Description

Experience the power generated by these simple but unusual engines. It’s a cool science project. Content for making a propeller yatch and a racer at the same time.

For ages over 8

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