Skip to main content
Home

Secondary menu

  • about Plus
  • support Plus
  • Plus sponsors
  • subscribe to Plus
  • terms of use

Search form

  • Home
  • Articles
  • News
  • Packages
  • Podcasts
  • Puzzles
  • Reviews
  • Videos
  • Login

Puzzles

It's a long way to the top

In how many ways can you make it up the stairs?

Read more...
Prime mystery

Making a very special number out of primes.

Read more...
Cross Hypernion 1: Platinum
Read more...
Cross Pandemonion 1: Gold
Read more...
Cross Katastrophion 1: Platinum
Read more...
Cross HyperLogikion 1
Read more...
Hypernion 2: Gold
Read more...
Katastrophion 3: Platinum
Read more...
  • « first
  • ‹ previous
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • …
  • next ›
  • last »
  • 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.

  • Genetics: Nature's digital code

    Is nature using digital tools to deal with genetic information?

  • A very useful pandemic

    Cambridge researchers, the BBC, and thousands of citizen scientists have created a revolutionary infectious disease data set.

  • Stephen Hawking: Memories of a colleague

    Cambridge mathematicians and physicists remember their most famous colleague with fondness.

  • Error correcting codes

    Learn about magical mathematical methods for fixing errors on the fly.

  • Britain in love

    Trying to make sense of a romantic statistic.

Tweets by @plusmathsorg
Cambridge University logo