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  1. Butterfly Wings

    $12.95

    Personalize the butterfly wings set with felt stickers and velvet ribbon before flying away!
  2. 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.
  3. Volcano Slime

    $14.95

    Mix together chemical solutions to make your own fizzy, oozy slime that "erupts" like a volcano! A hands-on way to explore kid-friendly chemistry, acids and bases, and the science of polymers.
  4. Robot Sewable Circuit

    $14.95

    Explore wearable technology, conductivity, and the science of sewable circuits! Sew up a soft, flexible circuit using conductive thread, add LEDs, then craft a robot keychain whose eyes light up when you touch its hand to its belly. Ready to glow?
  5. Speedy Race Cars

    $15.95

    Create a custom speedy race car and use black washi tape to create a speedway on any surface.
  6. 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!
  7. Eggsperiments
    New

    Eggsperiments

    $19.95

    Conduct a series of egg-themed experiments that show physics, chemistry, and biology in action. Color eggs using chemical reactions, create sparkly eggshells through crystallization, and more! Eggsplore the scientific method in a hands-on way, all while seeing bubbly, fizzy, bouncy, sparkly science at work!

    Eggs not included.
  8. Basketball Catapult

    $19.95

    Aim, shoot, and score with this physics-friendly crate! Engineer an adjustable catapult and play a spirited game of basketball. Learn about the science of sports, and experiment with different angles and arcs until you're a hoop superstar.
  9. Color-Mixing LED Crystal

    $24.95 $20.95

    Make a color-mixing LED crystal and explore the physics of color!
  10. Light-Up Lantern

    $22.95

    Puzzle together the pieces of an LED-powered lantern, fit for any budding explorer. Sharpen your spatial reasoning skills while crafting with wood, foam, and fabric.

   

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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!