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
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
Out of stock
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