$15-$25

   

Showing 1 to 10 of 91

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  1. Light-Up Haunted House
    New

    Light-Up Haunted House

    $24.95

    Engineer a battery-powered haunted house with LEDs and vellum paper windows (for a ghoulish glowing effect). Customize some cool and creepy decorations (like cotton ball cobwebs and paper tombstones) to finish off your boo-tiful creation.
  2. Basketball Catapult
    New

    Basketball Catapult

    $19.95 $15.95

    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. Pinball Machine

    $24.95 $20.95

    Design the board, launch, and play, all while discovering pinball game physics!
  4. Marble Timer

    $24.95 $20.95

    Construct a marble-powered mechanism that helps keeps 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.
  5. Paper Airplane Launcher

    $24.95

    Engineer a paper airplane launcher, and take flight with physics! Build a runway, then rig it up with battery-powered motors to send your airplanes soaring. Learn about the history of flight, and how the forces of lift and thrust make it possible. Ready for takeoff?
  6. Bottle Rocket
    New

    Bottle Rocket

    $24.95

    Get ready to blast off into the air with your very own bottle rocket. Assemble your launcher, rocket, funnel, and launch mixture to experience some extremely fizzy fun.
  7. Gravity Car
    New

    Gravity Car

    $24.95

    Engineer a gravity-powered car, then explore the effects of gravitational energy while experimenting with different weights and wheel sizes to get your car movin' and groovin'. Finish off by creating colorful drip paintings.
  8. Trebuchet
    New

    Trebuchet

    $24.95 $18.95

    Experiment with aim and angles by adjusting the weigh in your trebuchet. Explore the science of levers and how they help machines harness the force of gravity and lift heavy weights. Ready, aim, and fire — with physics!
  9. Geometric Candles

    $24.95

    Create a trio of geometric candles to decorate the house! Learn how to fold a geometric mold, dye some wax, and transform the wax into a candle.
  10. Rainbow Optics

    $24.95 $22.95

    Create a color-mixing light jar, project colorful shadows, and play with rainbow glasses to learn about rainbow optics!

   

Showing 1 to 10 of 91

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