Magnetic silly putty, neodymium magnets, and time-lapse. Always a winning combination.

“I have recently acquired some new magnets that are much much stronger than the ones I had been using before,” writes YouTuber Ian Parks, who shot the footage. “Interesting to see how the putty behaves differently.”

Indeed.

http://adampash.com/related-widget/build/?posts=5942779,5888807,5754483,5921484&title=More%20Ferromagnetic%20Goodness

H/t BuzzFeed