Algodoo (formerly known as ) is a sandbox-style 2D physics simulator developed by Algoryx Simulation AB. Originally released as a university project called "Phun" in 2008, it evolved into a professional educational and entertainment tool. Software Overview

Community & resources

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.

Because Algodoo (and legacy Phun) is one of the only tools that allows intuitive learning. A student can build a seesaw, add a heavy box on one side, and see the torque fail in real-time. They don't need to solve differential equations first.

The Chain Reaction: When Leo hit the "Play" button, gravity took over. The boulder crushed the glass, which fell onto a see-saw, launching a tiny marble into a series of rotating gears.