Why Did THAT Happen?

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  • Glo Germ™

    Glo Germ™
    Review star icon Review star icon Review star icon Review star icon Review star icon (22 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
  • Sound Tubes

    Sound Tubes
    Review star icon Review star icon Review star icon Review star icon Review star icon (4 reviews)
    When spun in a circular motion, these tubes produce different tones.
    $2.95–$31.95
  • Ultraviolet Detecting Beads

    Ultraviolet Detecting Beads
    Review star icon Review star icon Review star icon Review star icon Review star icon (160 reviews)
    Watch white beads change to bright colors when taken outside!
    $6.95–$324.95
  • Amazing Ice Melting Blocks

    Amazing Ice Melting Blocks
    Review star icon Review star icon Review star icon Review star icon Review star icon (36 reviews)
    One of the most striking thermal energy demonstrations we have seen!
    $21.95
  • Rattlebacks

    Rattlebacks
    Review star icon Review star icon Review star icon Review star icon Review star icon (7 reviews)
    A half-ellipsoid object carved so that it will spin in only one direction.
    $7.95–$34.95
  • Energy Ball

    Energy Ball
    Review star icon Review star icon Review star icon Review star icon Review star icon (48 reviews)
    All you need to safely introduce your students to electric energy.
    $3.95
  • Dropper Popper

    Dropper Popper
    Review star icon Review star icon Review star icon Review star icon Review star icon (32 reviews)
    Seemingly defies the laws of physics by bouncing higher than where it was dropped!
    $2.75–$54.95
  • Poly Density Kit

    Poly Density Kit
    Review star icon Review star icon Review star icon Review star icon Review star icon (30 reviews)
    Spontaneous order from disorder! Isn't this a violation of The Second Law of Thermodynamics??
    $19.95
  • Goldenrod Color-Changing Paper - 100 sheets

    Goldenrod Color-Changing Paper - 100 sheets
    Review star icon Review star icon Review star icon Review star icon Review star icon (33 reviews)
    Turns bright red in bases and returns to bright yellow in acids.
    $16.95
  • Small Gro-Beast Dinosaur

    Small Gro-Beast Dinosaur
    Review star icon Review star icon Review star icon Review star icon Review star icon (5 reviews)
    They double in length and more than quadruple in weight in water!
    $0.95
  • Microscale Vacuum Apparatus

    Microscale Vacuum Apparatus
    Review star icon Review star icon Review star icon Review star icon Review star icon (12 reviews)
    Students can produce a vacuum right at their lab stations.
    $12.95–$39.95
  • Solar Tube

    Solar Tube
    Review star icon Review star icon Review star icon Review star icon Review star icon (19 reviews)
    Watch as this 60' solar tube gently lifts into the air.
    $15.95
  • No-Pop Bubbles

    No-Pop Bubbles
    Review star icon Review star icon Review star icon Review star icon Review star icon (6 reviews)
    Touchable bubbles!
    $3.95–$32.95
  • Pressure Pullers

    Pressure Pullers
    Review star icon Review star icon Review star icon Review star icon Review star icon (6 reviews)
    Simple to use: no vacuum pump - but incredibly difficult to pull apart.
    $12.95
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