Angry Chickens - touchscreen/mouse slingshot game in 130 lines of pure JS

Minesweeper game in 100 lines of pure JavaScript - easy tutorial

Super-easy physics sandbox in JavaScript

What color are the squares? Optical illusion in 25 lines of pure JavaScript

Tile map editor in 70 lines of pure JavaScript - easy tutorial

Happy New Year fireworks: 60 lines of pure JS code - easy tutorial

Basic sprite animation - easy tutorial

8-bit style sine text scroller - easy JavaScript tutorial

Super easy tutorial - optical illusion in 18 lines of pure JS

Physics engine in your JavaScript program

Realtime fractal animation in 32 lines of pure JS - easy tutorial

Yin Yang animation - 4 circles and 20 lines of pure JavaScript

Starfield effect - easy tutorial, 20 lines of code

Oldschool fire effect in 20 lines of pure JS

Wrecking ball animation in 14 lines of code in Blender 3d

Domino effect in 10 lines of Blender Python (tutorial)

Fractal animation in 32 lines of JavaScript

3d Mandelbrot fractal in Blender python

Fractals in Javascript - only 25 lines of code

Fractals in Excel - only 16 lines of code

3d fractal in Blender Python – tutorial

51 Fractals – tutorial (only 25 lines of code)