Wrist rocket: worlds fastest disc launcher
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Precision guided launcher turns noobs into pros
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This is why I have 17,342 pounds of tools
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A Corrida de Labirinto Mais Rápida do Planeta
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Ideias DIY incrivelmente simples que resolvem grandes problemas
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Explosive Bat: crushing MLB records. Ft: Smarter Every Day
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Chainsaw + robotic arm = art?
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I made a ball seeking hoop
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