In Pictures: The best wacky gadgets of 2012

From smartphone laser tag to a mind-controlled helicopter, these techie toys bring the fun

Voltaic Converter Solar Backpack

Your backpack may be good at carrying stuff, but when's the last time it recharged your goodies? These backpacks will do just that, thanks to the magic of solar panels. Each backpack can provide 4 watts of power to easily charge your handheld devices, and its battery can be charged by conventional means (USB, DC or AC current) if there's not enough sunlight.

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