More from Chalkdust
Solutions to recent puzzlesLooking back at puzzles about complex numbers, tic-tac-toe, and the Eggnog Mystery
Somewhere over the critical lineRead about Maxamillion Polignac's adventures in a prime-hating world
FrawksExploring non-random walks using fractions
Taking the (mathematically) perfect picture at the Leaning Tower Of PisaFinding the best picture at the Leaning Tower of Pisa is all about the maths rather than the pose!
Origami tesseractFolding origami, building networks, making projections and multiple dimensions!
The doodle theorem, and beyond…Colin Wright juggles Euler, doodling and Millennium problems