Category: Turtle

Lindenmayer systems, or L-systems, provide a very powerful way to construct fractals. Lindenmayer used L-systems to describe the behaviour of… read more Drawing Fractals with Lindenmayer Systems

Inspired by this post on Reddit, I wrote this little script to do the same thing. The circle is an… read more A Fake Circle made of Straight Lines

Code Golf is the amusement of writing as short as possible a program to perform a given task. So for… read more Tweetable Python Code Golf

A colourful random walk. The basic idea is very simple: choose a random heading in the range 0:360 degrees. Step… read more Random Walk

A very simple Turtle program. Turtle can draw intricate shapes using programs that repeat simple moves. Turtle graphics is a… read more Turtle Star

This is a classic fractal drawn with a recursion algorithm and Turtle graphics. The Sierpinski Triangle’s sides are bisected and… read more Sierpinski Triangle, drawn by a Turtle

This is a very simple introduction to Turtle graphics. The turtle starts in the middle of the window, moves forward… read more Square Spiral