Some More Math Fun

As an answer to George Hart's Möbius Bagel, Serious Eats has constructed a Möbius Doughnut

Then I saw a picture on Wired Science and thought that somebody had knitted a mathematical equation in 3-D.

It turned out that it was a Mandelbulb, a 3-D visualisation of a fractal called a Mandelbrot set. After seeing some videos like the next one, I still think that this is just like a cool knitting work...

Here is an example from a Finnish knitting blog nekkisneuleet. Using different patterns, someone could really knit a visualisation. Too bad I am not good in designing...

Finally Makezine led me to some really impressive polyhedra made of playing cards, again by George Hart