See-saw power for schools

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We've already written about the use of playground equipment as a means of pumping fresh water for African villages, and now a British student at Coventry University has come up with a way to use see-saws to generate power. Daniel Sheridan, a student in consumer product design, won three separate awards amounting to GBP 5,500 earlier this year for his see-saw design, which can create enough electricity to power a classroom by capturing the energy generated when children play on it. It would take just five to 10 minutes of play on the see-saw to light a classroom for a…

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