Help page 4 contains code examples that may need to be updated in order to promote common practice in Python programming.

Specifically, the for loop should use an "anonymous" count variable instead of i, e.g.

for _ in range(36):
    for _ in range(36):
        go(10)
        turn(10)
    turn(10)

Are the images available in a source code or editable image format, or just as pixel graphics?