125 Cool Inventions

Vote for your favorite inventions from the "125 Cool Inventions" book by National Geographic Kids.

In this book you’ll get the scoop on supersmart machines and wacky gadgets you didn’t even know existed. Take the Seabreacher J dolphin-shaped submersible, for example, or the Foodini 3-D food printer.

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Now we want to know which nifty new thing you like best! Just answer the polls below. What’s more, you’ll get to test your cool-meter by seeing how your favorites stack up against other kids.

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Photograph courtesy AquaOne Technologies, Zuma Press