$25 to $50

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 ...

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

Oh no, you silly dodo, don't push your egg down the mountain! This fun, fast cooperative game challenges players to race against gravity. Work toge...

  Be a dragon master as you protect these winged creatures before they can unleash their fiery potential! With the help of the "magic book", choose...

Move over boring marble runs, there's a new kit in town! Witness physics in action with this innovative, flexible system of tracks. Thanks to nano ...

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...

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-...

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, ...

Introduce the kiddos to engineering with 21 experiments & building projects broken into 5 sections! Get hands-on with levers, forces, & pul...

Read the funny story of two inquisitive kids, Ty and Karlie, and build simple, non-motorized models of the robots they construct and fix during the...

Begin a lifetime of scientific investigation and understanding with 29 fun experiments in five key areas: nature, physics, chemistry, air, and wate...

Learn about the human body by doing experiments with your five senses that show you how your body works. By exploring the external aspects of your ...

Welcome to the fascinating world of mechanical engineering! Make 8 motorized robots that move in different ways while exploring how each one uses g...

Build a series of adorable, motorized robotic animals with this introductory mechanical engineering kit for kids ages five and up. A beautifully il...

Welcome to the fascinating world of mechanical engineering! Make 8 robotic animal characters including: a unicorn, sea otter, fox, bear, baby llama...

Magicians in training will delight in performing 150 gasp-worthy tricks, from crying coins to bending metal to levitating water. They'll get lots o...

Unleash your inner magician with the Magic Hat Edition! With 35 easy-to-follow feats, this set comes with over 40 props and a secret-filled manual....

⚠️ Unfortunately, we are unable to ship this product. It is currently available for in-store pickup and local delivery only. ⚠️ Explore hydraulics,...

Unleash your inner cyborg with the Mega Cyborg Hydro Blaster! This buildable, handheld water blaster and claw allows you to explore the world of hy...

Finally, an adorable robot! When kids assemble the 172 pieces, they won't realize they're learning about gears, motors, and sound sensors. They wil...