Draw many lines with Python Turtle. If a line intersect with another line draw the line in red color, otherwise draw it in black. Knowing the orientation of triangles may help you solve this problem.
Random Intersecting Lines with Python Turtle
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Rolling Illusion with Python Turtle (Source Code Included)Rolling Illusion with Python Turtle (Source Code Included)
Akiyoshi made this original rolling illusion. It feels like the cylinders are rolling. You may want to how to draw oval or ellipse for this project. Source code:
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Draw the following spiral based on filled squares which changes the size as they rotate. Source Code:
Minkowski Island with Python Turtle (Source Code)Minkowski Island with Python Turtle (Source Code)
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