In the follow-up to the hit book Bet You Didn't Know, you'll discover even more incredible facts and mind-boggling tidbits to stun your friends and wow your teachers!

Did you know that scallops have dozens of tiny blue eyes? That glass can form when lightning strikes sand? Or that Formula 1 race cars could theoretically drive upside down at superhigh speeds? There's a lot to know, and we bet you'll have fun learning it all in the second book in this super series from National Geographic Kids! Based on a favorite department in Nat Geo Kids magazine, this book is chock-full of fascinating facts, silly stats, and catchy little knowledge nuggets in all kinds of awesome categories, from fire to reptiles to candy. Special features include Extreme Weirdness, Strange Places, What's the Difference, and more. Bold, colorful photographs in a supersize format and spectacular information create a winning combination for curious kids who can't wait to learn more about the world.