DAILYLIFE Iron Powder Iron Filings for Science Experiments, 1 Pound (16 Ounces) Magnetic Sand with 4 Magnets for Magnetic Field School Project, Metal Shavings Iron Oxide Powder All Ages Children Toys

DAILYLIFE Bulk Iron Filings- 1 LB Iron Filings with 4 Magnets for Science Experiments, Iron Powder for Magnet Education and School Projects

MIKEDE Strong Rare Earth Neodymium Magnets, Heavy Duty Bar Magnets with Double-Sided Adhesive, Powerful Pull Force, Perfect for Fridge, Garage, Kitchen, Science, Craft, Office, DIY 60x10x3mm 6pack

SPACECARE Magnetic Sand Iron Filings Iron Powder Filings Magnetic Power for Magnet Education and School Projects, Storage (12 Ounces) with Shaker Lid, 1 Pack Iron Oxide Powder Shavings for Science