Trending Now: From slime to space, these crates feature projects that are all the buzz.
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  1. 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.
  2. Ice Skating Rink
    New

    Ice Skating Rink

    $24.95

    Learn to tinker with gears and rig up a motor, then decorate a unique winter wonderland scene complete with festive characters. Turn the motor on to make the gears rotate, then watch your snowman, penguin, and gingerbread man spin around and "skate" on the ice!
  3. Colorful Chemistry

    $29.95 $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.
  4. Balloon Cars
    New

    Balloon Cars

    $24.95

    Add racing stripes and patterns to your cars with a hand-powered airbrush tool and stencils. Build out your cars and then, experiment and tinker with the wheels and balloon to see how fast they can go.
  5. Santa Wobbler
    New

    Santa Wobbler

    $14.95 $13.50

    Use felt and fluff to craft a soft and squishy Santa toy that tips over when you push it... then wobbles right back up again. A wonderful wintertime way to experience the science of weight and balance, all while DIYing your own cheery holiday decor.
  6. Snowman Wobbler
    New

    Snowman Wobbler

    $14.95

    Use felt and fluff to craft a soft and squishy snowman that tips over when you push it... then wobbles right back up again. A wonderful way to explore the science of weight and balance, all while DIYing your own cheery holiday decor!
  7. Santa's Sleigh Automaton

    $24.95

    Help Santa and his reindeer soar through the night sky by engineering a hand-cranked automaton. Learn about cranks, cams, and rotary motion while designing a wintry nighttime scene.
  8. Crystal Chemistry Tree

    $22.95 $20.95

    'Plant' and decorate a tree with ornaments and ribbons. Add ammonia, bluing, and table salt to the planter, and watch snowy crystals appear on the branches overnight!
  9. Mechanical Sweeper

    $24.95 $20.95

    Build a vacuum cleaner-like sweeper with moving parts that can be used to pick small items. Learn how salt and water react with vibrant watercolor painting.
  10. Animal Bath Bombs

    $17.95 $15.95

    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!

   

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