More from Chalkdust
Crossnumber winners, issue 09
Did you solve it?Significant figures: Katherine Johnson
Biography of Katherine Johnson, NASA human computer and research mathematicianMaths trumps review
A mathematically-themed version of the classic card game, with several new featuresHooke’s Monument
The Great Fire of London, a little-known polymath and a Monument...Prize crossnumber, Issue 03
Be in for a chance to win a £100 goody bag if you can solve our fiendish crossnumberOptimal Pac-Man
Matthew Scroggs spends too much time beating this arcade classic.