Easy Office Toy
38 views · Published 7 December 2018 · 0:32 · Indexed 18 October 2026
Channel: EdgarInventor · 2018 · Science & Technology
Buy a Chinese set of 8 magnet rings, 3D print the base, now even taller, and place the rings like 4 with the magnetic North up, then 2 South up, then one N, then one S.