diy ferrocell, view magnetic fields with ferrofluid | magnetic games Published 7 years ago • 649K plays • Length 2:54 Download video MP4 Download video MP3 Similar videos 3:06 ferrofluid in a bottle to view magnetic fields | magnetic games 3:10 all ways to see magnetic fields | magnetic games 9:18 yes!!!! re-invented: the "super cell" magnetic field viewer!! amazing!
