🧲 Two Bar Magnets: Dipole-Dipole Force, Torque, Compass Grid and Iron Filings

Drag a bar magnet across a table near a second magnet and watch it be pulled, pushed and twisted by the dipole-dipole force and torque, while iron filings and a grid of compasses map the combined field with the Earth's field.

3D · Three.js / WebGL renderer · 60 FPS target · runs fully client-side, no install