Educational Alnico Bar Magnet & Iron Filings Set for Science, Education, Experiments, Students, and Teachers

IDEAL FOR EDUCATION. Bar magnets are great for teaching children about physics and for fun science projects. PERFECT FOR EXPERIMENTS. The combination of iron filings and bar magnets is a great way to show the patterns of magnetic fields for education, experiments, and science projects. PROTECTIVE COATING. Protective epoxy paint coating. SPECIFICATIONS. 11mm x 6mm x 75mm. 80g of iron filings.