Why Did THAT Happen?

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  • Surprising Science for Kids: Magic? No, It's SCIENCE!

    Surprising Science for Kids: Magic? No, It's SCIENCE!

    Review star icon Review star icon Review star icon Review star icon Review star icon (1 review)
    This exclusive kit combines spectacular illusions with solid science!
    $25.95
  • Volcano Making Kit

    Volcano Making Kit

    Make your own volcano and watch as it erupts with bubbling, fizzing 'lava'.
    $11.95
  • The Think Tube

    The Think Tube

    Review star icon Review star icon Review star icon Review star icon Review star icon (1 review)
    An utterly unique introduction to science inquiry.
    $7.95
  • Backyard Brains DIY Neuroprosthetic Kit

    Backyard Brains DIY Neuroprosthetic Kit

    Students can build cyborg hands they can control with their nervous system!
    $49.95
  • Wind Gyro

    Wind Gyro

    Review star icon Review star icon Review star icon Review star icon Review star icon (4 reviews)
    Simply blow a steady stream of air downward onto the top, and it will spin!
    $6.95
  • Backyard Brains Brain Machine Interface Classroom Bundle

    Backyard Brains Brain Machine Interface Classroom Bundle

    Up to 30 students can each build their own DIY Neuroprosthetic Cyborg Hands!
    $999.95
  • Super-Large Eddy Current Tubes

    Super-Large Eddy Current Tubes

    Drop neodymium magnets down these tubes and watch them slowly fall.
    $15.95–$39.95
  • Backyard Brains Heart and Brain Spikerbox

    Backyard Brains Heart and Brain Spikerbox

    View and record the action potentials of your heart and brain.
    $149.95
  • Subtractive Color Theory Demonstration

    Subtractive Color Theory Demonstration

    Perfect for teaching the optics and physics of color mixing.
    $109.95
  • Cloud Bottle

    Cloud Bottle

    Review star icon Review star icon Review star icon Review star icon Review star icon (8 reviews)
    Making a cloud with this palm-sized pump is easy.
    $19.95
  • Paper Balloon Paradox

    Paper Balloon Paradox

    Review star icon Review star icon Review star icon Review star icon Review star icon (3 reviews)
    You won't believe your eyes as this colorful balloon slowly fills with air.
    $2.25–$8.95
  • Backyard Brains Human-Human-Interface

    Backyard Brains Human-Human-Interface

    Review star icon Review star icon Review star icon Review star icon Review star icon (1 review)
    Control your friend's movements!
    $259.95
  • Backyard Brains Claw Bundle

    Backyard Brains Claw Bundle

    Experience the future of robotics with The Claw!
    $189.95
  • Backyard Brains Muscle SpikerBox Bundle

    Backyard Brains Muscle SpikerBox Bundle

    Listen to and record your muscle action potentials!
    $149.95
  • Flow Ring

    Flow Ring

    Review star icon Review star icon Review star icon Review star icon Review star icon (2 reviews)
    Constructed from a single strand of thin, flexible metal.
    $8.95
  • The PhiTOP

    The PhiTOP

    Review star icon Review star icon Review star icon Review star icon Review star icon (6 reviews)
    Makes a perfect gift, desktop display piece, or student stumper.
    $19.95
  • Goldenrod Electrochemistry Kit

    Goldenrod Electrochemistry Kit

    Review star icon Review star icon Review star icon Review star icon Review star icon (1 review)
    Explore the fascinating world of electrochemistry!
    $3.95
  • Static Spheres

    Static Spheres

    Review star icon Review star icon Review star icon Review star icon Review star icon (1 review)
    Our Static Spheres are amusing and educational.
    $3.95
  • Light Up Gyro Wheel

    Light Up Gyro Wheel

    Review star icon Review star icon Review star icon Review star icon Review star icon (3 reviews)
    Demonstrate the conversion of potential energy to kinetic energy and back again.
    $3.95
  • Energy Tube

    Energy Tube

    Review star icon Review star icon Review star icon Review star icon Review star icon (20 reviews)
    So much science in this little tube!
    $9.95
  • Centripetal Spinner

    Centripetal Spinner

    Review star icon Review star icon Review star icon Review star icon Review star icon (14 reviews)
    The prettiest demonstration of centripetal force we've ever seen!
    $5.75
  • Bernoulli's Principle Class Kit

    Bernoulli's Principle Class Kit

    Review star icon Review star icon Review star icon Review star icon Review star icon (4 reviews)
    Teach Bernoulli's Principle easily with this kit!
    $7.95–$25.95
  • Glo Germ™

    Glo Germ™

    Review star icon Review star icon Review star icon Review star icon Review star icon (21 reviews)
    Clearly demonstrate how germs are spread!
    $19.95–$63.95
  • Pocket Sound Blaster

    Pocket Sound Blaster

    Review star icon Review star icon Review star icon Review star icon Review star icon (3 reviews)
    Our loudest sound demo!!!
    $2.95–$46.80
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