Building A Diy Submarine

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Planes Boats and Submarines

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How I Built A Homemade Submarine

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Building the MOST MANEUVERABLE submarine

Surviving The Ocean In A Homemade Submarine

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Homemade SUBMARINE VS. SUBMARINE Underwater Challenge!! (THEY ACTUALLY WORK!!)

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Homemade Submarine Dive Trial - Throwback!

Planes Boats and Submarines

How to Make a Submarine at Home Out of Plastic Bottle - Very Simple