Best Sellers

49 results

Domino Machine


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Kinetic Light-Up Speaker


Pinball Machine


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Marble Run + Art Easel


Science of Cooking: Ice Cream


Astronaut Starter Kit


Most lovedHearts graphic

Christmas Candle Carousel


Santa's Sleigh Automaton


Walking Robot


Fort Builder Kit


Crystal Chemistry Garden


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Rainbow Ball Run


Remote-Controlled Snake Robot


Baking and Fractions


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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.