World's fastest LEGO Boat!
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I Built a LEGO Battleship…
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Our DIY Sub Explores A Flooded Hole To MAX DEPTH (PT3)
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57 SATISFYING and GENIUS LEGO TRICKS!
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Testing Lego Technic propellers! Will they fly?
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Can You Charge A Phone with Marbles?
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Construction of a 220V mini hydroelectric plant with a unique turbine
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$9 vs $3,000 RC Speed Boat!
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