Phun Algodoo Instant

There’s an active user base sharing scenes, tutorials, and videos—great for learning tricks and finding project templates. Look for scene libraries and walkthroughs to accelerate progress.

(formerly known as ) is a 2D physics-based sandbox program created by Emil Ernerfeldt in 2008. It is designed as a "playful" tool that merges science and art, allowing users to build complex machines, explore physics concepts, or simply create chaotic "destruction" scenes in a cartoony, interactive environment. The Evolution from Phun to Algodoo Origins (Phun): phun algodoo