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.

2023-12-30

I really like 22, and will be using it with my top set Year 10s when I do circle theorems next term :)

Artie Smith
on /blog/107

×7

×6

×6

×7

×6

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

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2026