1. Use Turbo mode (or don't if you have plenty of time) 2. Use color to adjust the color of new dots. 3. Fractalize!
This project uses a cellular automaton invented by Stephen Wolfram to draw the Sierpinski triangle. https://en.wikipedia.org/wiki/Rule_90 See mine and @junebeetle 's projects for other ways to do this: https://scratch.mit.edu/projects/67829224/ https://scratch.mit.edu/projects/67830086/