How to play

Magnetic relay

Arrange magnets, click to switch attraction or repulsion, then launch. They activate in turn to pull the ball through rings.

Controls

1. Arrange magnets, click to switch attraction or repulsion, then launch. They activate in turn to pull the ball through rings.
2. Five stages add new layouts, distractions or resource constraints. Retry freely.
3. Use a mouse or touch. Hold, drag and release the objects on screen.

5 levels