More from Chalkdust
- Sophie Maclean and David Sheard speak to a very top(olog)ical mathematician!
- David Sheard sets the third puzzle. Can you solve it?
- David Sheard explores the rich mathematics and history behind the Apollonian packing, and the cover of issue 11
- An easy equation to remember for your driving theory test, with dangerous consequences
- The story behind Issue 3's cover artwork