Best Sellers

34 results

Domino Machine



Chemistry (4-Pack)


Remote-Controlled Snake Robot


Astronaut Starter Kit


Most lovedHearts graphic

Record Racer


Science of Cooking: Ice Cream


Limited stock

Crawling Robot


Pinball Machine



Enrichment for Grades K-2 (5-Pack)


Levitating Lantern


Solar System


Baking and Fractions


Light-Up Wire Art


Fort Builder Kit


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Best-Selling Science Kits & STEM Toys

Enriching, science-based learning needs to have a few of these key elements: curious minds, hands-on projects, quality materials, and fun results! These popular science kits and STEM toys contain all you need to share exciting discoveries with the ones you love most.

With a healthy dose of enthusiasm and the right project, your little scientist will have an unforgettable experience. KiwiCo offers popular science kits that give curious adventurers the ability to tinker, test, and try out their theories! Science can be fun, and that's a theory that can be proven with just the right experiment.