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Rubber Band Powered Propeller Engine

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Description: DIY rubber band powered propeller engines

Product: Height: 31 cm, Length: 24 cm

Color box: 18.2 * 6.2 * 24.2 cm

Features:

1. Experience the power generated by these simple but unusual engines.

It's a cool science project. Content for making a propeller yacht and a racer at the same time.

2. Accessories: 2*propeller, 2*cap structure iwth hook, 2*tube, 3*pliable tube(long), 3*piable tube(short),

1*hull, 3*rubber band, 1*sail, 1*paper, 1*stickers, 10*sponge, 1*string, 3*screw, 3*nut, 1*plastic part

 For ages 8+




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