More from Chalkdust
Cryptic crossnumber (including hints)
Looking for a challenge? Try our cryptic crossnumber—with hints and tips so anyone can have a go!
Revisiting the 1986 computer classic Number Munchers!
Belgin gets hooked on a classic maths game...in 16 bits! Here's her review...
The new Chalkdust T-shirt
Have you been wondering what the pattern on it means?
How many quadratics factorise?
Write down a quadratic. What is the probability that it factorises? Paging Prof. Dirichet...
How many cups does it take to make a sphere?
The Chalkdust team set you a challenge, for which the prize is a £25 Amazon voucher...
Roots: the legacy of Fibonacci
More than spirals and rabbits, Fibonacci gave us something much more fundamental.