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  1. Slime Party (5-Pack)

    $74.95 $94.75 value

    With this 5-pack of projects, you'll concoct oozy, fizzy volcano slime; glittery confetti slime; color-changing thermochromic slime; circuit-perfect conductive slime; doodle-able chalkboard slime; and some bonus glow-in-the-dark slime!
  2. Baking

    $24.95 $22.95

    Let's learn about baking! Design a chef hat, make a cake, and practice measuring in the kitchen!
  3. Reptiles

    $24.95

    Reptiles are fascinating! Make a cuddly snake, play a game with a color-changing chameleon, build a turtle box for keepsakes.
  4. Eureka Crate Fun and Functional (3-Pack)

    $82.95 $104.85 value

    Lock down a love of science and engineering, with a mechanical lock box you make yourself! Construct a seriously impressive printing press, and experience the science of pressure hands-on! Then build a pair of stereo headphones that turns electrical energy into stunning stereo sound!
  5. Unicorn Sewable Circuit

    $14.95

    Sew up a circuit using flexible conductive thread, then craft a unicorn keychain whose horn lights up when you touch its tail to its hoof.
  6. Paint Pendulum

    $24.95

    Engineer a paint pendulum, complete with paint bottle holder. Practice your swing and create vibrant spiral art, where every painting is totally unique. Then repurpose your pendulum to play games — like soccer, bowling, and more!
  7. Young Chemist (2-Pack)

    $44.95 $49.90 value

    Ignite a passion for science at an early age and save when purchased as a pack. Recommended for Ages 5+. Qualifies for free shipping!
  8. Marble Timer

    $24.95

    Construct a marble-powered mechanism that helps keep time! Experiment with your timer and design new paths to help the marbles run faster, slower, and everything in between. Then time yourself while creating colorful dip-dye wood art.
  9. Spin Art Machine

    $24.95

    Make a spin art machine and experiment with centrifugal forces!
  10. Electronics (4-Pack)

    $124.95 $159.80 value

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

   

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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!