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  1. Electronics (4-Pack)

    $142.95 $159.80 value

    Shop for advanced electronics favorites and save when purchased as a pack. Qualifies for free shipping!
  2. Arcade Catapult

    $24.95

    Build an arcade catapult and challenge a friend to a game!
  3. Spin Art Machine

    $24.95

    Make a spin art machine and experiment with centrifugal forces!
  4. Headphones

    $34.95

    Build the headphone headband, rig up the speaker drivers, and experiment with stereo sound. Explore how speakers and other electroacoustic transducers turn electricity into sound, then learn about the historical technologies that made modern headsets possible.
  5. Light-Chasing Robot

    $39.95

    Wire up the motors, add the switch, and assemble your robot — all while exploring the science behind circuits and sensors. Customize your robot with one of two skins (a turtle or a beetle), then use the included flashlight to make it get a move on.
  6. Fire Lab

    $34.95

    Make a colorful flame lamp and complete 7 combustion experiments that explore the chemistry of oxidation, the flame test, and light energy.

    Delivery note: Fire Lab is only eligible for Ground Shipping within the Contiguous United States. This item will ship separately from any other items in your order. Your entire order only qualifies for Standard Shipping (delivered within 3-10 business days).
  7. Chalkboard & Glow Slime

    $24.95

    Stretch your chemistry and doodling muscles and mix two kinds of slime with this hands-on kit — jet-black chalkboard slime and glow-in-the-dark slime
  8. Tinker Crate Ultimate (8-Pack)

    $164.95 $199.60 value

    Shop for Tinker favorites and save when purchased as a pack. Qualifies for free shipping!
  9. Chemistry (2-Pack)

    $84.95 $94.90 value

    Ignite a passion for science with 2 complete chemistry lab kits. With Glow Lab, you’ll receive a UV light and mix up 3 glowing solutions. With Vortex Lab, you'll build a magnetic mixing machine and explore 4 amazing reactions. Recommended for Ages 14+.

    Delivery note: The Chemistry Pack is only eligible for Ground Shipping within the Contiguous United States. This pack will ship separately from any other items in your order. Your entire order only qualifies for Standard Shipping (delivered within 3-10 business days).
  10. Walking Robot

    $24.95

    Build a walking robot and experiment with mechanical motion!

   

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Best-Selling Science Kits & STEM Toys

Rich scientific learning needs to have a few of these key elements: curious minds, hands-on projects, quality materials, and fun results. 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!