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    Reviews

    Geometry Juniors, by Ed Southall

    By Colin Beveridge. Posted March 15, 2021

    Long before Catriona Agg’s Geometry Puzzles in Felt Tip Pen were all over Twitter, Ed Southall was doing something similar without felt tips. He and Vincent Pantaloni served up a smorgasbord of Geometry Snacks in 2017 and More Geometry Snacks the following year — but these are aimed at a (chronologically) grown-up market.  Geometry Juniors,…

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    cp's mathem-o-blog

    Some different ways of multiplying numbers, vectors and matrices

    By Christian Lawson-Perfect. Posted March 9, 2021

    Here’s a quick video I recorded at the end of my work day, inspired by this tweet.

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    News, News Roundup

    Aperiodical News Roundup – February 2021

    By Katie Steckles. Posted March 2, 2021

    Here’s a round-up of the latest mathematical news from the (perfectly rectangular) month of February.

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    Carnival of Mathematics

    Carnival of Maths 191

    By Katie Steckles. Posted March 2, 2021

    The next issue of the Carnival of Mathematics, rounding up blog posts from the month of February, is now online at Fractal Kitty. The Carnival rounds up maths blog posts from all over the internet, including some from our own Aperiodical. See our Carnival of Mathematics page for more information.

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    News Roundup

    Aperiodical News Roundup – January 2021

    By Katie Steckles. Posted February 2, 2021

    Events, Competitions & Proposals LMS Women in Maths Events Registration is now open for the upcoming virtual Women and Non-Binary People in Mathematics conference funded by the LMS, taking place on 11th-12th February. The event is open to all mathematicians in all stages of their career and from any field, and is on MS Teams.…

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    Carnival of Mathematics

    Carnival of Maths 190

    By Katie Steckles. Posted February 2, 2021

    The next issue of the Carnival of Mathematics, rounding up blog posts from the month of January, is now online at Sophie The Mathmo‘s blog. The Carnival rounds up maths blog posts from all over the internet, including some from our own Aperiodical. See our Carnival of Mathematics page for more information.

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    Events, News

    PopMath Outreach Events Calendar launched

    By Katie Steckles. Posted January 21, 2021

    Today the European Mathematical Society launches PopMath, a calendar of popular maths events taking place across Europe and beyond, including online. It should be a great resource for people wanting to find or share details of mathematical outreach activities.

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

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