Learn about our planet's geology, geography, atmosphere, weather and more.
Also available: Ultimate Book of Vehicles, Ultimate Book of Animals, Ultimate Construction Site Book
From anemones to zooplankton—500 awesome ocean facts for kids ages 8 to 12.
Dive deeper with ocean trivia such as:
Sea cucumbers can eject some of their organs to defend themselves and then regrow them within a few weeks.
Also available: The Fascinating Animal Book, The Fascinating Science Book
As kids grow older, they become more curious about the world around them, often asking, "How does this work?"
This book teaches young brains the nuts and bolts of the scientific method using fun, hands-on experiments designed to show kids how to hypothesize, experiment, and then record their findings.
Ten thousand stunning photographs and illustrations catalog the wonders of history, space, the natural world, and more in this ultimate resource for kids ages 9–12.
Other Knowledge Encyclopedias Available: Smithsonian Animal Book, Smithsonian Science, Smithsonian Human Body, Smithsonian History
Meet a kayaking sea otter, a penguin that became a knight, a bear that stole a family's car, a pet cat that called 911 to save its owner, and many more amazing animals.
Stories include unlikely animal friends, animal heroes, amazing animal tricks, surprising animal hybrids, wacky truth-is-stranger-than-fiction stories of animal antics, and more.
Reading age: 8-12
Want to know why your snot is yellow? Flip to the human body chapter. What's on the inside of a turtle shell? The animal section's got you covered. What's in the deepest part of the ocean? Why doesn't Earth just float off into space?
With hundreds of topics ranging from silly to serious, we've got the expert information you need in a fun and entertaining format that will keep kids digging for answers.