National Geographic kids

Includes index

Do fish notice they're wet? Questions about animals -- How deep a hole could you dig? Questions about Earth -- Who invented money? Questions about history -- What does space smell like? Questions about space & physics -- Do robots have emotions? Questions about technology -- Why do we dream? Questions about being human -- How were sports invented? Questions about art, food & culture -- Is Area 51 real? Questions about all things weird and wild

"You've got questions, right? We're talking about HUGE questions! Mind-bending, head-scratching, keenly curious queries. Like ... What if we could dig a hole through the center of Earth? What's the deal with the Bermuda Triangle? Is your houseplant listening to you? And will we ever be able to talk to animals? Get the scoop on these questions and more--with whimsy, detail, and tons of awesome stats. And when the answer isn't so black and white, we'll dig into the possibilities, analyze what-ifs, and give plenty of science to back it all up."--