If you were a curious kid with a computer between 2008 and 2012, chances are you stumbled upon a bright, sandbox-style program where you could draw a circle, click "play," and watch it roll down a ramp you just sketched with your mouse.
He called it . The name was perfect. It was phun. phun algodoo
So go draw a ramp. Place a circle at the top. Press space. And remember: physics isn’t a subject. It’s a verb. Have you used Phun or Algodoo? What’s the most ridiculous or brilliant thing you’ve built? Let me know in the comments—or better yet, share your scene file. If you were a curious kid with a
Want a ramp? Scribble a line. Want a box? Draw a rectangle. Want water? Grab the fluid brush. Everything you create instantly has mass, collision, and reaction to forces. It was phun
Today, Algodoo is used in classrooms from middle school to university. But it has never lost its original, joyful weirdness. Here’s what makes Algodoo different from every other physics simulator (including expensive ones like MATLAB/Simulink or even PhET):