A wooden-toy chain-reaction sandbox built with Three.js. A marble rolls down a zigzag track, topples a row of dominoes, tips a see-saw lever, and — if everything lines up — rings the bell.
StageReady
Run Time0.0s
Successful Runs0
FPS--
1.2
1.3
0.55
1.5
Click Start or press Space to release the marble and watch the chain reaction · Adjust sliders to change reliability · Drag to orbit · Scroll to zoom