Density

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Need some dense ideas? Check out these science materials below...
  • list off, grid on  list on or off
  • 1-Liter Bottles & Caps

    1-Liter Bottles & Caps
    Review star icon Review star icon Review star icon Review star icon Review star icon (6 reviews)
    Brand new, clean soda bottles with caps.
    $1.85–$87.95
  • Graduated Transfer Pipets #222

    Graduated Transfer Pipets #222
    This size pipet is just right for making super Cartesian Divers!
    $10.95–$26.95
  • 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
  • Super Twine Kite String

    Super Twine Kite String
    The perfect tether for home-made kites or our Solar Tubes.
    $18.95–$53.95
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