DDWFTTW Science Fair Project: Cart Description
1:47
Added: 3 years ago
From: Twinfire0
Views: 747
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  • Where is the test? You said the cart is able to effectively travel downwind faster than the wind but how can you proof it?

    alextel69 2 months ago

  • Cool first comment!!!!! Nice video.

    hammowil3 4 months ago

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