HOW TO BUILD A HOVERCRAFT
Stephen Voltz and Fritz Grobe, better known as the Coke and Mentos Guys, have just published "How to Build a Hovercraft." The book is a collection of more than two dozen DIY science projects and features everything from air cannons to magnet motors.
PHOTOS: How to build a hovercraft and more
Voltz and Grobe are the founders of EepyBird. They released the viral video "The Extreme Diet Coke and Mentos Experiments" in 2006. Since then they've taken their crazy science experiments to The Late Show with David Letterman, Ellen and The Today Show.
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