| Page 11 | plus.maths.org

Puzzles

Hint

Puzzle page

Browse the Plus puzzles

Puzzle page

Puzzle page

Solve the puzzle and eat the nuts!

Puzzle page

Cushion ball

Puzzle page

Puzzle page

From September 1999 onwards, PASS Maths is joining forces with its sister site NRICH to offer many more puzzles changed regularly on the 1st of every month.

The Lunar Leap

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Maths in a minute

Want facts and want them fast? Our Maths in a minute series explores key mathematical concepts in just a few words.

Looking for love?

Find out how OKCupid's algorithm works.
Our changing picture of gravity

To celebrate the recent centenary of the first major test of Einstein's general theory of relativity, we look back over how our picture of gravity has changed.
Phantom jams

How to unjam traffic.
A cute problem goes big

Mathematicians have revived an old approach to solving the famous Riemann hypothesis.
No maths for Europe

How should the seats in the European Parliament be allocated?

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