This is Ferrofluid with magnet, the magnet attracts and push the liquid and makes adorable moving shapes.
Watch video of Amazing Ferrofluid Experiment With Magnet submitted by Jazz on Mar 30, 2015. This video of Amazing Ferrofluid Experiment With Magnet has total 2820 (two thousand eight hundred and twenty) Views on Amazing Ferrofluid Experiment With Magnet.