Click the green flag to clear. Press space to hide/show the variable. ppc=pixels per cell Turn the color to white then click to erase. You can drag, or do one cell at a time if you don't want gaps. If you want to share an image, then save the image, then make a project that has the image, then comment the link down below!
Tutorial: https://www.youtube.com/watch?v=WcdaKRtK9yc from @griffpatch 10,000 colors 1,728^10,000 pictures (estimate)