Concrete Canoe Challenge What Could Possibly Go Wrong? : Season 1 Episode 5
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Aired: February 14th, 2015 @ 9:00 PM EST on Science
Kevin & Grant attempt to reach 30mph riding an improvised Rocket Skateboard! A Catapult built from scraps gets dialed it in for a basketball shooting competition - Man vs Machine. Kevin is convinced the power of buoyancy will float a 400lb Concrete Canoe.