Dowling Magnets Iron Filings, 12 Oz, Grades 3 - 12

Sprinkle a small amount of iron filings onto paper and move a magnet underneath to illustrate the pole patterns of the magnetic force field. Use the iron filings to view a magnet’s invisible lines of force! Common-sense caution: do not inhale, ingest, or get iron filings in eyes. Includes one 12 oz. jar. Ages 6/Grades K+.