Puzzles & Games

Puzzles & Games
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  • 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.
    $9.22
  • 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.
    $20.55
  • 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!
    $5.92
  • The Original SpillNot

    The Original SpillNot

    Review star icon Review star icon Review star icon Review star icon Review star icon (5 reviews)
    A fabulous solution to the ubiquitous problem of spills.
    $12.31
  • Melting Snowman

    Melting Snowman

    Review star icon Review star icon Review star icon Review star icon Review star icon (3 reviews)
    Build a snowman, then watch him melt into a puddle of goo.
    $9.22
    *Backordered: 10/27/2025
  • Periodic Table Jigsaw Puzzle

    Periodic Table Jigsaw Puzzle

    Review star icon Review star icon Review star icon Review star icon Review star icon (7 reviews)
    This 1000-piece puzzle is sure to delight puzzlers of all ages.
    $22.61
  • The Disappearing Beaker

    The Disappearing Beaker

    Review star icon Review star icon Review star icon Review star icon Review star icon (3 reviews)
    A great demonstration of 'index of refraction'.
    $10.95
  • Euler's Disk

    Euler's Disk

    Review star icon Review star icon Review star icon Review star icon Review star icon (19 reviews)
    Observe the hypnotic display of light and continually changing sound.
    $41.15
  • 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.
    $8.19–$36.00
  • Choositz Decision Balls

    Choositz Decision Balls

    Review star icon Review star icon Review star icon Review star icon Review star icon (5 reviews)
    One ball bounces high while the other hits the floor and stops immediately.
    $9.22
  • Buzzing Stunt Magnets (Set of 2)

    Buzzing Stunt Magnets (Set of 2)

    Review star icon Review star icon Review star icon Review star icon Review star icon (2 reviews)
    This is a great puzzler for students.
    $4.07
  • Flowing Color Spectrum

    Flowing Color Spectrum

    Review star icon Review star icon Review star icon Review star icon Review star icon (4 reviews)
    Great for sharpening those observational skills!
    $7.16
  • Density Paradox (set of two)

    Density Paradox (set of two)

    Review star icon Review star icon Review star icon Review star icon Review star icon (1 review)
    This is an awesome discrepant event for your most advanced density students!
    $15.40
  • 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??
    $20.55
  • Catch and Release Cartesian Diver

    Catch and Release Cartesian Diver

    Review star icon Review star icon Review star icon Review star icon Review star icon (1 review)
    Guaranteed to get anyone hooked on science!
    $4.64–$22.61
  • Fluorescent Magic Sand

    Fluorescent Magic Sand

    Review star icon Review star icon Review star icon Review star icon Review star icon (29 reviews)
    Sand that repels water and never gets wet!
    $7.16
  • Periodic Table Playing Cards

    Periodic Table Playing Cards

    Review star icon Review star icon Review star icon Review star icon Review star icon (7 reviews)
    Great for discovering facts about the elements while playing cards!
    $16.43
  • Hoberman Switch Pitch Ball

    Hoberman Switch Pitch Ball

    Review star icon Review star icon Review star icon Review star icon Review star icon (4 reviews)
    Toss the ball in the air and watch the colors magically flip!
    $10.25–$18.49
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