As personal computers replaced specialized lab equipment, the physical robot was replaced by a .
: A dome-shaped robot with a pen that lived on a sheet of paper on the floor. turtle.py
Whether the pen is "up" (moving without drawing) or "down" (drawing). The color, width, and speed of the line. A Classic Scene turtle — Turtle graphics — Python 3.14.4 documentation and Cynthia Solomon.
: Wally Feurzeig, Seymour Papert, and Cynthia Solomon. turtle.py