Uploaded February 2013 | Updated September 2026, 3 weeks ago
Our Ferrofluid Bolt Kit comes complete with everything you need to create the amazing field spikes seen here. Each kit includes 50 ml Ferrofluid, special ferrous nut and bolt and magnets. Makes a great demonstration. Can be used again and again. Available from Educational Innovations, Inc. at teachersource.com/product/ferrofluid-bolt-kit/magnetism-ferrofluid
Our Ferrofluid Bolt Kit comes complete with everything you need to create the amazing field spikes seen here. Each kit includes 50 ml Ferrofluid, special ferrous nut and bolt and magnets. Makes a great demonstration. Can be used again and again. Available from Educational Innovations, Inc. at teachersource.com/product/ferrofluid-bolt-kit/magnetism-ferrofluid
