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  1. Chomping Mechanical Dinosaur Costume

    $29.95

    Build a big green dinosaur costume with matching dino claws. Rawr!
  2. 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.

  3. Colorful Chemistry

    $24.95

    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.

    Crates can be purchased individually or you can buy a whole pack for the whole session.
  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?
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    Bubbling Cauldron

    $24.95

    Mix together a witchy brew using citric acid and colored baking soda, use the pump to add water, then watch your cauldron bubble and boil in a creepy chemical reaction!
  6. Atlas Crate Classics (5-Pack)

    $99.95 $124.75 value

    Create your own STEAM-powered adventure at home with this 5-pack bundle of some of our most popular Atlas crates. There's something here for every budding globetrotter — from hands-on projects to fun country facts.
  7. 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!
  8. Cannonball Launcher

    $24.95

    Build a launcher that uses elastic power to shoot foam cannonballs. Contains everything you need to build a working launcher and matching mount.

  9. 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.
  10. Tinker Crate Classics (5-Pack)

    $99.95 $124.75 value

    Create your own STEM-powered adventure at home, with this 5-pack bundle of some of our most popular Tinker crates. There's something here for every budding scientist, engineer, or innovator — from hands-on projects to amazing articles.

   

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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!