$29.95
See if it's really the one
Search with this product to compare it, find similar styles, or turn up something better before deciding.
Magnetic Field Demonstrator This is a quick and clean way to visualize magnetic fields. The demonstrator is a transparent acrylic case that holds iron filings suspended in a fluid of mineral oil. When it is placed over a magnet, the field pattern can be viewed directly, or it can be placed on an overhead projector for classroom demonstration. Shipping weight: 10.6 Oz., dimensions: 8.75" x 4.75" x .5".
Have a question about this?
We currently ship within the US, with more countries coming soon.
Final cost and dates are confirmed at checkout.
$29.95