Best Sellers

Refine

50 results

Light-Up Haunted House

$24.95

Window Garden

$9.95$14.95

4-pack

Electronics (4-Pack)

$129.95

Balloon Cars

$19.95$24.95

Bubbling Cauldron

$24.95

Ships Sep 29 - Oct 6

Light-Up Speaker

$29.95

Hydraulic Claw

$24.95

Bottle Rocket

$24.95

3-pack

Young Chemist (3-Pack)

$72.95

Headphones

$34.95

Slime Circuits

$14.95$26.95

Bubble Machine

$19.95$24.95

Crystal Chemistry Garden

$26.95

3-pack

Eureka Crate Fun and Functional (3-Pack)

$89.95

3-pack

Enrichment for Grades 9-12 (3-Pack)

$94.95

Showing 15 of 50

Load more

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.