Monthly Archives: July 2011

Iron Man 1: “Reading” a magnetic strip

I like iron so much that I spent 2.5 years studying it in grad school, so when we started seeing experiments that utilized powdered magnetite (Fe3O4) I knew we had to come up with a series. That we created an entire “series” was necessary mostly to justify our Amazon purchase of 5-pounds of powdered magnetite. &hellip Continue reading »

Categories: Kids, Science | Leave a comment