Shop customer favorites!

Best Sellers

   

Showing 31 to 40 of 58

  1. 2
  2. 3
  3. 4
  4. 5
  5. 6
  1. Colorful Chemistry

    $29.95

    Learn about the scientific method, then put together a bubbly chemical reaction in your own fab chemistry lab. Try other color mixing experiments, make some colorful art, and learn about everyday chemical reactions.
  2. Little Artist

    $24.95

    Encourage little artists with a color-block painting project, abstract bead sculpture, and a personalized art smock.
  3. 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).
  4. 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
  5. Animal Bath Bombs

    $17.95

    Learn about acid-base reactions and the science of molecules while mixing up a colorful chemical concoction, then press the mixture into bath-bomb shape. Drop your finished bath bombs into water to see fizzy chemical reactions — in action!
  6. Crystal Chemistry Garden

    $24.95

    Craft a colorful chemis-tree and garden using felt shapes and liquid watercolors. Then concoct a chemical solution that'll make your garden grow fun and funky crystals over two days, and learn the science behind them!
  7. 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!
  8. Kiwi Crate Ultimate (8-Pack)

    $164.95 $199.60 value

    Shop for Kiwi favorites and save when purchased as a pack. Qualifies for free shipping!
  9. Koala Crate Ultimate (8-Pack)

    $164.95 $199.60 value

    Shop for Koala favorites and save when purchased as a pack. Qualifies for free shipping!
  10. 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).

   

Showing 31 to 40 of 58

  1. 2
  2. 3
  3. 4
  4. 5
  5. 6

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!