$25 to $50

Fling small objects across your room as Leonado da Vinci intended. This kit brings his sketches into reality. Everything you need to build is inc...

Preschoolers and kindergartners have a natural curiosity to explore and learn about the world around them through experimentation, observation, and...

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

Magically grow your own sparkling sea turtles! This kit includes everything you need to transform two adorable turtle shapes into modern molecu...

Head into the lab for an in-depth investigation of genetics, the branch of biology focused on heredity and variation in organisms, and DNA, the aci...

Grab this briefcase full of investigator's tools and get ready to solve the case! Learn about how detectives use forensic science to answer quest...

Perfectly sized science tools support early hands-on science investigations. Durable pieces feature measurement markings. Ten double-sided Activity...

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

Build this Green Science - Magic Water Tap that dispenses a non-stop stream of water. This unique project makes the pipe seem to float in mid-air. ...

Make an Erupting Volcano with Lava Flows, Mineral Springs, Poison Gas lakes and more. Crystallize new minerals. Make and paint your ow...

Build six different air-and-water powered models Harness the power of air and water to make things move! Build water-rocket cars, jet-propelled boa...

Set sail with real STEM learning! Young learners can dive into early physics in a fun, colorful way with this two-piece submarine and floating raft...

All aboard! Put on your engineer’s cap and build your own steampunk-style train robot with amazing steam effects. You can build your TrainBot in tw...

Build six awesome bots that move without any batteries or electricity. The secret behind these fascinating machines is one of the oldest power sour...

Mix up a rainbow of mouth-wateringly delicious lip balms and lip glosses. Experiment with a vibrant spectrum of colors and flavors to create your o...

Build a zany inflatable tube dancer that uses the physics of flowing air to perform its eye-catching moves. Like the air dancers and tube men you m...

Wood and hydraulics combine into a robotic kit that can be built in a hour. Everything you need to build is included: Precut wood pieces, plastic...

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

Begin a lifetime of scientific investigation and understanding with 25 fun experiments in five key areas: nature, physics, chemistry, air, and wate...