$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...

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 ...

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...

Most of the 35 feats can be pulled out of the hat in 3 easy steps! Includes 40+ props and a manual with all the secrets. This is the perfect additi...

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

Get to the core of physics with an ap-peel-ing science kit! Kids who ask "how does it work?" will have a bushel of fun as they build a motorized gy...

Grab your beakers and test tubes and step up to your special laboratory station for some exciting chemistry experiments. See how much fun chemistry...

Bring snow inside... any time of year, no matter where you live! Kids enjoy the magic of cool snow-based experiments and learn about weather along ...

Set the planets in motion with a flick of your wrist! Build a mechanical model of the solar system including the sun and eight planets (also known ...

Jumpstart your study of mechanical physics by learning all about simple machines and how they're used to make complex tasks easier to do. Through 2...

Build unique robots that are powered by the sun — batteries not required! Using a compact solar panel, these cool little bots harness energy from t...