A Canadian inventor has developed ice skates that will greatly increase the speed of skaters on the rink. With high-compression springs in the blade, skaters will be able to take advantage of the kinetic energy stored in each step.
Deadline: Jul 14 2013
Reward: $1,000,000 USD
This is a Reduction-to-Practice Challenge that requires written documentation and&
Deadline: Jul 15 2013
Reward: $5,000 USD
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