Snap is really great for algorithm research and test. Here is a big classic from the eighties : The Mandelbrot fractal Set for Snap. Get the files here : fractals-0.2.xml And Have Fun !
Snap! (formerly BYOB) is a visual, drag-and-drop programming language. It is an extended reimplementation of Scratch (a project of the Lifelong Kindergarten Group at the MIT Media Lab) that allows you to Build Your Own Blocks. It also features first class lists, first class procedures, and continuations. These added capabilities make it suitable for a …