Eddy Currents & Magnetic Fields

Explore the invisible fields of force around magnets. Iron Filings are great to experiment with magnetic fields. With Sealed Iron Filings, see how iron filings react with magnets and show magnetic fields without the mess. You can use the Magnetic Field Viewer Card to see the poles of a magnet. Eddy Current Rods and Eddy Current Tubes are great for demonstrating Lenz's Law!
  • list off, grid on  list on or off
  • Magnetic Field Cube

    Magnetic Field Cube

    Review star icon Review star icon Review star icon Review star icon Review star icon (5 reviews)
    A striking new way to observe magnetic field lines - in 3D!
    $41.95
  • Magnetic Sand Timer

    Magnetic Sand Timer

    Review star icon Review star icon Review star icon Review star icon Review star icon (12 reviews)
    Instead of sand, the Magnetic Sand Timer is filled with black iron filings.
    $7.95
  • Magnetic Field Pattern Window

    Magnetic Field Pattern Window

    Sealed particles of iron move in a fluid to show the field lines of magnets.
    $59.95
  • Neodymium Magnet Experimenter's Set

    Neodymium Magnet Experimenter's Set

    Review star icon Review star icon Review star icon Review star icon Review star icon (3 reviews)
    A fantastic assortment of our most popular neodymium magnets.
    $42.95
  • Super Ferromagnetic Silicone Putty

    Super Ferromagnetic Silicone Putty

    Review star icon Review star icon Review star icon Review star icon Review star icon (4 reviews)
    Watch this putty creep slowly toward the magnets!
    $14.95
  • Magnaprobe

    Magnaprobe

    Review star icon Review star icon Review star icon Review star icon Review star icon (1 review)
    A highly sensitive probe for studying three-dimensional magnetic force fields.
    $9.95
  • Magnetic Field Viewer Card

    Magnetic Field Viewer Card

    Review star icon Review star icon Review star icon Review star icon Review star icon (3 reviews)
    You can use this amazing viewer card to locate the poles of a magnet.
    $4.95
  • Magnetic Counting Chips

    Magnetic Counting Chips

    Review star icon Review star icon Review star icon Review star icon Review star icon (1 review)
    Colorful little transparent discs with a thin metal band around the outside.
    $8.95
  • Iron Filings - one Pound Package

    Iron Filings - one Pound Package

    Review star icon Review star icon Review star icon Review star icon Review star icon (22 reviews)
    Loose iron filings for experimenting with magnetic fields.
    $5.95
  • Sealed Iron Filings

    Sealed Iron Filings

    Review star icon Review star icon Review star icon Review star icon Review star icon (12 reviews)
    See how iron filings react with magnets and show magnetic fields without the mess.
    $2.95
  • Magnetic Field Viewer Film

    Magnetic Field Viewer Film

    Review star icon Review star icon Review star icon Review star icon Review star icon (4 reviews)
    This micro-encapsulated film enables students to view a static magnetic field.
    $10.95–$32.95