$15 to $25

Play disease detective to lean how John Snow tracked down the source of a cholera epidemic! Learn about biologist Ernest Everett Just's discoverie...

Unleash your inner medieval engineer with the Catapult Engineering: 6-in-1 Maker Kit! Learn physics through playful experiments with authentic sieg...

Science isn’t limited to the classroom—it can be found out in the garden! This photographic book of experiments and projects covers covers chemical...

Gecko Run takes classic marble runs to the next level with new creative challenges and less restrictive building requirements. This innovative marb...

Gecko Run takes classic marble runs to the next level with new creative challenges and less restrictive building requirements. This innovative marb...

Gecko Run takes classic marble runs to the next level with new creative challenges and less restrictive building requirements. This innovative marb...

When Marie was young, she was unable to go to college because she was a woman. But when she was older, her scientific work was respected around the...

Learn physics, chemistry, and biology in your own backyard! In Outdoor Science Lab for Kids, scientist and mom Liz Heinecke has created 52 family-f...

Join the first American woman in space with this inspiring, kid-friendly picture book about Sally Ride's incredible journey. From her childhood lov...

The String is Flying! Introducing ZipString Bodacious Blue - the ultimate string for maximum momentum! Made with lightweight fibers and textured wi...