Skip to Navigation
about Plus
support Plus
Plus sponsors
subscribe to Plus
terms of use
Search this site:
Puzzles
Puzzle page
The coloured hat exam Three students have been put in detention by their evil maths teacher, Mr Chalk.
Read more...
Puzzle page
Do five suffice?
Read more...
Puzzle page
Tiling troubles
Read more...
Puzzle page
Crack a code with Enigma
Read more...
Puzzle page
Plus
magazine sudoku
Read more...
Puzzle page
Greater than sudoku!
Read more...
« first
‹ previous
1
2
3
4
5
6
7
8
9
…
next ›
last »
Home
Articles
News
Packages
Podcasts
Puzzles
Reviews
Science fiction, science fact: reports from the frontiers of physics
What is time? What is space? Are there parallel universes? Join Plus and FQXi on a journey exploring these...
view
The Abel Prize 2013
This year's Abel Prize has been awarded to the Belgian mathematician Pierre Deligne for "seminal...
view
Researching the unknown
Science is much stranger than fiction. It suggests that our Universe may just be one of infinitely many which...
view
Support Plus
Make a difference to mathematics
view
Folding the future: From origami to engineering
Back in the days before smart phones with GPS functions became ubiquitous we had maps. Remember how hard it...
view
Login to comment or download PDFs
Username:
*
Password:
*
Create new account
Request new password
