Remember Grant? The guy who gave out pumpkins on Black Friday? Well he’s back with a whole new game. He and his senior class made an eight-foot Sierpinski Triangle, a “a fractal and attractive fixed ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Every year around this time I think of the ...

(1) Recall the decomposition of the triangle into 4 smaller triangles of size 1/2 the whole triangle (as when we discussed the Sierpinski triangle). Number the small triangles 1 (bottom left), 2 ...