mscroggs.co.uk

mscroggs.co.uk

blog puzzles academic talks contact subscribe ↓ ☰ ↓

Comment

Comments

Comments in green were written by me. Comments in blue were not written by me.

2022-12-25

Thanks so much for making this, Matthew! It was a joy to solve, I found myself looking forward to every morning.

Tyler St Clare
on /blog/97

×3

×3

×2

×3

×2

Archive

Show me a random blog post

2026

May 2026

World Cup stickers 2026

Apr 2026

A new puzzle every day
Mixing Wordle with other games

Feb 2026

Christmas (2025) is over

2025

Dec 2025

Christmas card 2025

Nov 2025

Christmas (2025) is coming!

Sep 2025

The partridge puzzle

Aug 2025

TMiP 2025 puzzle hunt

Jun 2025

A nonogram alphabet

Mar 2025

How to write a crossnumber

Jan 2025

Christmas (2024) is over
Friendly squares

2024

Dec 2024

A regular expression Christmas puzzle
Christmas card 2024

Nov 2024

Christmas (2024) is coming!

Feb 2024

Jan 2024

Christmas (2023) is over

2023

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

Tags

kings quadrilaterals triangles polynomials countdown electromagnetic field edinburgh pokémon numerical analysis convergence inline code rust exponential growth martin gardner palindromes machine learning hats ternary london dates accuracy wave scattering tennis friendly squares noughts and crosses go chalkdust magazine logo sobolev spaces hexapawn games coins preconditioning coventry weather station computational complexity numbers bluesky chebyshev pokémon wordle turtles partridge puzzle graphs determinants matrix of minors matt parker logs royal institution matrix multiplication kenilworth ucl mathslogicbot databet london underground mean royal baby pizza cutting nine men's morris approximation dinosaurs interpolation crochet sport phd inverse matrices draughts rugby reuleaux polygons nonograms matrices pi php weak imposition puzzles errors boundary element methods mathsjam stickers harriss spiral golden ratio trigonometry christmas card light javascript finite element method matrix of cofactors anscombe's quartet football squares folding tube maps flexagons wool logic datasaurus dozen guest posts recursion game of life bots hyperbolic surfaces geogebra regular expressions geometry manchester science festival finite group simultaneous equations radio 4 estimation dragon curves correlation european cup braiding misleading statistics rhombicuboctahedron newcastle people maths pythagoras speed big internet math-off cross stitch python oeis tmip a gamut of games data pascal's triangle realhats fonts crossnumbers live stream platonic solids probability advent calendar bodmas graph theory chess reddit national lottery thirteen crosswords world cup runge's phenomenon talking maths in public christmas bubble bobble 24 hour maths video games plastic ratio gerry anderson binary latex asteroids crossnumber sound dataset warwick wordle craft mathsteroids pi approximation day fractals books arrangement puzzles the aperiodical programming statistics alphabets bempp menace arithmetic gather town youtube raspberry pi folding paper zines curvature golden spiral cambridge game show probability propositional calculus data visualisation frobel pac-man standard deviation captain scarlet sorting manchester signorini conditions hannah fry news error bars stirling numbers tetris fence posts gaussian elimination final fantasy map projections

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2026