"source": "The above code will create a turtle object and then use a \"for\" loop to repeat the commands inside the loop 4 times. The turtle will move forward by 100 units and then turn right by 90 ...

Turtles are objects that can be directed to move about on a screen. The turtle can draw on the screen as it moves. The turtle graphics window has a default coordinate system, where the origin (0, 0) ...