http://xprizechallenge.org/
Tell them an invention that you think will change the future and why and you could win!
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You could win up to $3,000 or another cool prize (like a 3D printer) at this website:
http://xprizechallenge.org/ Tell them an invention that you think will change the future and why and you could win!
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AuthorMrHansen teaches Computer Tech and Technology at Iao School Archives
June 2015
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