Plus.Maths.org
News
Plus Advent Calendar Door #9: The missing pound 
We're keeping a watchful eye on the Christmas pounds behind door number 9...
Plus Advent Calendar Door #5: Five won't fit 
Triangles do it, squares do it, even hexagons do it — but pentagons don't. They just won't fit together to tile your bathroom wall.
The leaning tower of PISA? 
This year's PISA results have caused predictable headlines, but do the statistics add up?
Plus Advent Calendar Door #2: Who will come second? 
When Archilles and the tortoise race, who will come second? Find out behind door number two!
Plus Advent Calendar Door #1: Looking out for number one 
How can the number one help spot fraud in tax returns, elections, or mistakes in data sets? Find out behind door number 1!
From 70 million to just 600... 
This year has seen a flurry of results as mathematicians hunt down the elusive proof of the twin prime conjecture. Will they get their wish for Christmas this year?