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Maths 100 Ideas in 100 Words
We review the sixth of this year’s nominees for Book of the Year
I’m counting on it
Joe Celko looks at four different abacuses used throughout history
Formal sums
Nik Alexandrakis explains what they are and what they can tell us
Mathematics: queen of the arts?
Exploring the connection between maths and art.
Top Ten: Colours of chalk
The definitive chart of chalk's greatest colours
Can we do good more effectively?
Choosing which charity we donate money to shouldn't be an entirely emotional decision.
