Click the green flag to start. For the degrees, enter a number between 1 and 360. Try different numbers to see how it changes the shape that is drawn! Enjoy! Click "See inside" to learn how the drawing works. It actually doesn't take much code! Secret: You can actually enter any number, including decimals, negative numbers, and really large numbers, but it won't make much of a difference.
Future ideas: 1) Tessellations 2) Examples from learn.code.org like http://learn.code.org/s/1/level/106