Add to Wishlist Add to cart Quick view Add to Compare Magnetic Field Viewing $6.50 Clear viewing of magnetic fields!Steel filings are sealed in a scratch-resistant, transparent viewing tray (3.44" D). Incl...
Add to Wishlist Add to cart Quick view Add to Compare Mysterious Magnet Tube w/Steel Filings $20.99 Explore beautiful 3-D patterns created by a magnetic field—mess free! Sealed plastic display tube enables 360-degree viewing....
