Infinite Bounces

Each bounce is 80% as long as the last. Infinitely many bounces still end in 5 seconds.

Bounciness: speed kept per bounce First flight

5.00 s

Speed

Your turn: Set the bounciness so it takes exactly 10 seconds. What did you pick?

Share or take it home

⬇ Download (one file, runs offline) All demos as a .zip

One HTML file, no install. Space play/pause · R launch again. A perfect ball: real balls lose energy to air, heat and wobble, and stop a little sooner.

From the videos

This ball bounces FOREVER in 5s

Infinite Bounces in 5 Seconds. HOW?