I expected iron filings to not be as fine as dust. Even with the help of a magnet, it's difficult to pick up every crumb, wasting most of it.
Teachers Education for Identified Students
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Magnetic Marble Diameter by Ajax Scientific: Unleash the Power of Attraction
Lisle 67300 Multi Position Magnetic in Vibrant Red
π¬ Revolutionary Filings Experiments by American Heritage Industries
KISSTAKER Removable Heart Visceral Educational Parts
π§ Enhancing Anatomy Learning: Portable & Detachable Enlarged Anatomical Education Aid for Students
Heart Anatomy Poster Laminated Anatomical
π Musculoskeletal Anatomy Chart by Palace Learning