Under $20

New discoveries await inside this Hidden Pictures puzzle book! Featuring over 100 science-themed scenes and more than 1,800 hidden objects to find ...

In the second installment of the Science Buddies series, a volcano takes young readers through the fascinating formation and life of an active volc...

From the rain in the sky to the grass at their feet, help your child understand the world around them with the guidance of this fun and exciting in...

Profiling nearly 200 types of rocks and minerals from volcanic rocks and granite to sparkling diamonds and explosive sulfur, Pocket Genius: Rocks a...

It's pure bottled magic! A science experiment kit that's as much fun as a bubbly soda!Pop Bottle Science presents 79 easy, hands-on experiments th...

Rocks - and the glittering minerals they're made of - are everywhere: the walls of your room, the cars you travel in, the mountains you climb...

Put your mind to the test to solve twenty fun science-themed mysteries in Sleuth & Solve: Science!How does a wildlife photographer know that an...

The New York Times bestselling The Wild Robot series returns, taking Roz on an action-packed under-the-ocean journey to save her beloved island! Li...

Impress future geophysicists with a volcano that erupts again and again! Curiosity, supercharged! Thames & Kosmos teams up with the innovative ...