$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...

Meet Andy, the pre-assembled robot that teaches coding basics to kids ages 4 and up! Through fun, tile-based games and challenges, early learners l...

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 ...

Chemistry C500 takes you on an introductory tour of chemistry with 28 classic experiments. Learn about reactions between solids, liquids, and gases...

Grow dozens of dazzling crystals and conduct 15 illuminating experiments with this classic science kit. Experiment with four chemically different c...

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...

Even dragons start small. Before they can fly and breathe fire, they need to be well protected. As experienced dragonkeepers, this is exactly your ...

Gather your family for two fun, cooperative escape room games featuring five brave superhero animals. Think outside the box as you work together to...

Included in TIME's Best Inventions of 2024 list! Move over boring marble runs, there's a new kit in town. Witness physics in action with this innov...

Going up! Build an adorable robotic gecko that defies gravity to crawl up, down, and all around smooth vertical surfaces! As you assemble this moto...

How many ways can you design a gumball machine? There's no limit here! Place the pieces in different configurations–turn the handle and see if your...

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...

Open the wonderful 24-page illustrated storybook, and read about two kids on an errand adventure with their dad. Along the way, 10 vehicles are nee...

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

Intro to Engineering welcomes children to the field of engineering with 21 experiments and building projects in five sections. By engaging in hands...

An easy-to-read storybook and 53 different parts let preschoolers build 10 robots, while developing simple engineering skills. Follow the funny adv...

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...

Master the art of illusion and amaze friends and family with 150 impressive magic tricks! A 96-page instruction manual with color photographs illus...