The Aperiodical logo

  • About
  • Podcasts
  • Carnival of Mathematics
  • Send something in
  • RSS
    The Big Internet Math-Off, The Big Internet Math-Off 2018

    Announcing the Big Internet Math-Off

    By Christian Lawson-Perfect. Posted June 24, 2018

    The Big Internet Math-Off

    This Summer, I’m trying something new: I’ve enlisted a few of my favourite mathematicians to take part in a tournament we’re calling The Summer’s full of instant knock-out tournaments to identify the people at the apex of all sorts of avenues of achievement. I thought, I’ve got a load of fun maths friends, who always…

    Read more…
    Blackboard Bold

    A chat with the creator of Number Drop

    By Katie Steckles. Posted June 20, 2018

    Screenshot of Number Drop game, showing a difficult puzzle

    Number Drop is a mobile app maths game we came across recently, and have taken the opportunity to have a chat with its creator, Ben. NumberDrop is available for on the Google Play Store and Apple App Store.

    Read more…
    News, Travels in a Mathematical World

    My cat isn’t psychic – but your pet could be!

    By Peter Rowlett. Posted June 17, 2018

    Do you remember Paul the Octopus? During the 2010 World Cup, in what his Wikipedia page calls “divinations”, Paul was offered boxes of food labelled with different competitors. Whichever box he ate from first was considered his prediction for the match, with some success. Yesterday morning, my son and I did something similar with our…

    Read more…
    News

    Seeing Theory explains basic stats concepts with whizzy graphics

    By Katie Steckles. Posted June 15, 2018

    Screenshot of the front page of the Seeing Theory website

    If you like pretty visualisations and statistics, we’ve found the website for you. Seeing Theory has been put together by a group of undergraduate students at Brown University in the USA, and aims to make statistics more accessible through interactive JavaScript visualisations. Starting from simple coin and dice examples, it builds up to Bayesian inference…

    Read more…
    Competitions

    Cryptogram competition – results and solution

    By Joshua Holden. Posted June 15, 2018

    Ten days ago we posted a cryptogram puzzle, set by mathematician and author Josh Holden. We’ve had a number of entries, some which were so enthusiastic they ignored that we’d said to email them in and tried to post in the comments. However, from the correctly submitted entries, we had one stand-out winner – a…

    Read more…
    Blackboard Bold, Carnival of Mathematics

    Carnival of Mathematics 158

    By Paul Taylor. Posted June 10, 2018

    Carnival of Mathematics Logo

    This is the 158th Carnival of Mathematics, a monthly round-up of interesting maths bits from across the internet. Convention dictates that I now therefore specify some interesting facts about the number 158. Unfortunately I am writing this on a train with no internet access, which will make fulfilling this obligation more than usually challenging.

    Read more…
    Competitions

    Competition: Cryptogram Puzzle

    By Joshua Holden. Posted June 4, 2018

    Author and mathematician Josh Holden has come up with a nice puzzle — so we’re posting it as a competition. If you think you can decrypt the message below, send in the decrypted message and a one- or two-sentence description of the mathematical principle behind the encryption key to root@aperiodical.com.  The first correct entry received…

    Read more…
  • «Newer Entries
  • Older Entries »

The Aperiodical is a magazine and blog for people who already know they like maths and would like to know more.

Latest news posts

  • Aperiodical News Roundup – February 2026
  • Aperiodical News Roundup – January 2026
  • Aperiodical News Roundup – December 2025
  • Particularly mathematical New Years Honours 2026
  • Aperiodical News Roundup – October & November 2025

Categories

  • Apéryodical
  • Columns
    • A Gardner's Dozen in TikZ
    • Aperiodical Round Up
    • Arty Maths
    • Blackboard Bold
    • Carnival of Mathematics
    • cp's mathem-o-blog
      • Adventures in 3D printing
      • Beach Spectres
      • Integer Sequence Review
    • Double Maths First Thing
    • Follow Friday
    • Interesting Esoterica Summation
    • Irregulars
    • Maths Colm
    • MathsJam
      • MathsJam Recaps
    • Matt Parker's Twitter Puzzles
    • Pascal’s Triangle and its Secrets
    • Phil. Trans. Aperiodic.
    • Puzzlebomb
    • Recreational Maths Seminar
    • The Aperiodical's Mathematical Survey
    • Thoughts of a Maths Enthusiast
    • Travels in a Mathematical World
  • Main
    • Aperiodvent
    • Features
    • Interviews
    • News
      • Competitions
      • Events
        • Black Mathematician Month
      • News Roundup
    • Podcasts
      • All Squared
      • Cushing and CP's Random Talks
      • Mathematical Objects
      • Podcasting About
      • The Aperiodcast
    • Reviews
    • Videos
      • -e^iπ to Watch
  • Pictures
  • Puzzling
  • Report
  • The Big Internet Math-Off
    • The Big Internet Math-Off 2018
    • The Big Internet Math-Off 2019
    • The Big Internet Math-Off 2024
    • The Big Lock-Down Math-Off

The Aperiodical © 2026 Peter Rowlett, Katie Steckles and Christian Lawson-Perfect. All posts © their authors. All rights reserved.