$25 to $50

Future engineers build a lightning-fast race car powered by nothing but air... no batteries or electric motor required! Curious kids get hands-on w...

Get ready for endless hours of entertainment with Bionic Bot! Take control using the remote for cool dance and mesmerizing LED eyes! Program over 2...

Build your very own vending machine! With this engineering kit, you build a toy vending machine that sorts coins, dispenses candy or other small pr...

It's time to get medieval on physics! Build ten sleek and updated models of catapults and crossbows. These classic siege weapons from the middle ag...

Learn about reactions between solids, liquids, and gases. Discover the colorful effects of acids and bases. Perform astonishing "magic" tricks for ...

Climate and weather on Earth affects us all. Learn about greenhouse gasses, rainfall, glaciers, rising oceans, wind and more with these 18 eye-ope...

Meet Rock & Roll, two little robots that will provide endless hours of fun and your first steps in programming. Guide them with the remote cont...

Meet Rock & Roll, two little robots that will provide endless hours of fun and your first steps in programming. Guide them with the remote cont...

Unlock the secrets of crystal chemistry with this classic science kit! A full-color, 32-page experiment manual will guide you through 15 groundbrea...

Delve into mystery of what treasures rest deep inside the earth as you uncover the 12 genuine gemstones inside this giant piece of geode! Uncover s...

Introducing Dinopunk Crazy Pets- the ultimate source of fun and entertainment! With its remote control and articulated arms, you can make it move i...

These dinosaur figurines grow sparkling crystal spikes overnight! Everything you need for this easy and fun science project is included. You can wa...

The Rattlesnake Super Lab is the newest addition to the Dissect-It line of synthetic dissection STEM toys. Using a firm gelatine-like compound this...

Meet Space Bot, the intergalactic sibling of Robbie the Robot! Explore 50 programmable actions with a remote, or control this cool cosmic bot with ...

Crime Scene Investigation done just like real detectives with this 66 piece kit, full of tips and explanations behind the forensic techniques. Safe...

It's sheer excitement watching your race cars blast down the track! Safe, non toxic materials are all part of this ultimate chemistry racing kit. ...

Super sweet stunts! Build your own gumball machines and learn physics lessons in the process. A turn of a handle dispenses one gumball at a time ou...

Tis the season for creepy crawlies, and these robotic insects look and move like the real thing. The Cicada, Cockroach, Japanese Beetle, Water Scor...

Get in the ring for learning about hydraulics with this set of 2 boxing bots! Future engineers will enjoy the focused work of this challenging 327-...

Meet James, the world's greatest spy bot! Activate him with your special clapping code and program him with the remote controller to perform over 5...

Kick your creativity into gear! Easily connect 16 cogs and gears to create a mechanical display like you've never seen before. Six larger gears hav...

Read the fun story of two young engineers, Ty and Karlie Omega, and build simple models of the aircraft they discover on their hilarious family vac...

Read the fun story of two young engineers, Ty and Karlie Omega, and build simple models of the vehicles they encounter on their comical trip to the...

Look close with this kid-focused introductory microscope that magnifies objects up to 600 times! Check out pond water, plant leaves, hair, onions, ...