Click the green flag to start. Press "c" to clear. Press "u" for pen up. Press "b" to make square. Press "d" to make line. Press "o" to make dotted line. Press "f" to make stairs. Hold space to change color. Press "g" to make circle. Press "p" to change pen size bigger. Press "a" to make pen size smaller. Hold left arrow down to make character smaller. Hold right arrow to make character bigger.
