Hi Meredith, On another list I was introduced to static magnetic levitation. There is a link to the demo I built on this page: http://lahr.org/john-jan/handson/ I had this device at the USGS open house and should have shown it to you then! JCLahr _____________________________________________________________________ Public Seismic Network Mailing List (PSN-L)
Larry Cochrane <cochrane@..............>