Let's have some fun using a super strong neodymium magnet and dollar bill to do a cool science experiment. We will demonstrate that our currency is composed of magnetic ink. The government uses this as a means of defeating counterfeiters. For more on this experiment please visit: http://weirdsciencekids.com/Magneticmoney.html
you can also do this with paper from a laser printer, the toner is magnetic to
hootergirlsrhot 1 year ago