Bar magnets, 3" Alnico I, 2/pk
Two 3" medium-strength Alnico I bar magnets with ends marked North and South. Alnico bar magnets (made from an aluminum nickel cobalt alloy) work well for most magnetism science projects.
CHOKING HAZARD - Small parts. Not for children under 3 yrs.
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- Monday, July 22, 2013Great or classroom useReviewed By: Bart de Leeuw
I use these magnets for demonstration of the magnetic field. To make that visible I use metal filings, also obtainable from HST.
- Monday, March 01, 2010Great ProductReviewed By: Sarah
Great for homeschool science- good price too!