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Comments in green were written by me. Comments in blue were not written by me.
2025-12-17
@
Bob
: they were meant to be zeros, I've just made a hasty edit...
Matthew
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Assorted christmaths
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"Uncanny" royal coincidence
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Archive
Show me a random blog post
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2026
May 2026
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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
Zines, pt. 2
Jan 2024
Christmas (2023) is over
2023
▼ show ▼
▲ hide ▲
Dec 2023
Christmas card 2023
Nov 2023
Christmas (2023) is coming!
Zines
Sep 2023
TMiP 2023 puzzle hunt
May 2023
Chalkdust issue 17
Apr 2023
Logo Asteroids
Mar 2023
Mathsteroids on hyperbolic surfaces
Feb 2023
The databet
Jan 2023
Christmas (2022) is over
2022
▼ show ▼
▲ hide ▲
Dec 2022
Off-by-one errors
Christmas card 2022
Nov 2022
Christmas (2022) is coming!
Oct 2022
24 Hour Maths Game Show
Mar 2022
Approximating π
Feb 2022
Build your own MENACE
Jan 2022
Christmas (2021) is over
2021
▼ show ▼
▲ hide ▲
Dec 2021
Christmas card 2021
Nov 2021
Christmas (2021) is coming!
Sep 2021
TMiP 2021 puzzle hunt
May 2021
Close encounters of the second kind
Jan 2021
Christmas (2020) is over
2020
▼ show ▼
▲ hide ▲
Dec 2020
Christmas card 2020
Nov 2020
Christmas (2020) is coming!
Jul 2020
Happy -15+3τ-φ-√3 Approximation Day!
May 2020
A surprising fact about quadrilaterals
Interesting tautologies
Mar 2020
Log-scaled axes
Feb 2020
PhD thesis, chapter ∞
PhD thesis, chapter 5
PhD thesis, chapter 4
PhD thesis, chapter 3
Inverting a matrix
PhD thesis, chapter 2
Jan 2020
PhD thesis, chapter 1
Gaussian elimination
Matrix multiplication
Christmas (2019) is over
2019
▼ show ▼
▲ hide ▲
Dec 2019
Visualising MENACE's learning
Christmas card 2019
Nov 2019
Christmas (2019) is coming!
Sep 2019
A non-converging LaTeX document
TMiP 2019 treasure punt
Jul 2019
Big Internet Math-Off stickers 2019
Jun 2019
Proving a conjecture
Apr 2019
Harriss and other spirals
Mar 2019
realhats
Jan 2019
Christmas (2018) is over
2018
▼ show ▼
▲ hide ▲
Dec 2018
Christmas cross stitch
MENACE in fiction
Christmas card 2018
Nov 2018
Christmas (2018) is coming!
Sep 2018
Runge's Phenomenon
Jul 2018
World Cup stickers 2018, pt. 3
Mathsteroids
Jun 2018
World Cup stickers 2018, pt. 2
May 2018
A bad Puzzle for Today
Apr 2018
Building MENACEs for other games
Mar 2018
A 20,000-to-1 baby?
World Cup stickers 2018
Jan 2018
Origins of World War I
Christmas (2017) is over
2017
▼ show ▼
▲ hide ▲
Dec 2017
Christmas card 2017
Nov 2017
Christmas (2017) is coming!
MENACE at Manchester Science Festival
Jun 2017
Big Ben Strikes Again
Mar 2017
The end of coins of constant width
Dragon curves II
Feb 2017
The importance of estimation error
Jan 2017
Is MEDUSA the new BODMAS?
2016
▼ show ▼
▲ hide ▲
Dec 2016
Christmas (2016) is over
Video game surfaces
Christmas card 2016
Nov 2016
Christmas (2016) is coming!
Oct 2016
Logical contradictions
Palindromic dates
Sep 2016
Tube map kaleidocycles
Jul 2016
Solving the cross diagonal cover problem
Jun 2016
Braiding, pt. 2
Braiding, pt. 1
Making names in Life
May 2016
Euro 2016 stickers
Mar 2016
Proving Pythagoras' theorem
Dragon curves
The
Mathematical Games
of Martin Gardner
Jan 2016
Christmas (2015) is over
2015
▼ show ▼
▲ hide ▲
Nov 2015
Christmas (2015) is coming!
Oct 2015
How to kick a conversion
How much will I win on the new National Lottery?
Aug 2015
How OEISbot works
MENACE
Mar 2015
Optimal Pac-Man
Tube map stellated rhombicuboctahedron
Logic bot, pt. 2
Design your own flexagon
Jan 2015
Tube map Platonic solids, pt. 3
2014
▼ show ▼
▲ hide ▲
Nov 2014
Logic bot
Sep 2014
Electromagnetic Field talk
Jun 2014
Tennis maths
May 2014
World Cup stickers
Apr 2014
Countdown probability, pt. 2
Countdown probability
Mar 2014
New machine unfriendly £1 coin, pt. 2
New machine unfriendly £1 coin
2013
▼ show ▼
▲ hide ▲
Dec 2013
Assorted christmaths
Pointless probability
Jul 2013
"Uncanny" royal coincidence
Raspberry Pi weather station
2012
▼ show ▼
▲ hide ▲
Nov 2012
Tube map Platonic solids, pt. 2
Oct 2012
Tube map Platonic solids
Tags
braiding
logo
folding tube maps
crossnumbers
kenilworth
crochet
game of life
turtles
final fantasy
plastic ratio
anscombe's quartet
bluesky
speed
gaussian elimination
puzzles
pokémon
quadrilaterals
determinants
countdown
arrangement puzzles
sorting
warwick
guest posts
signorini conditions
stirling numbers
electromagnetic field
graph theory
hexapawn
oeis
tetris
simultaneous equations
football
estimation
manchester
logs
preconditioning
chess
hats
programming
map projections
regular expressions
computational complexity
chalkdust magazine
fractals
dragon curves
runge's phenomenon
propositional calculus
asteroids
sobolev spaces
curvature
weak imposition
bempp
cross stitch
radio 4
error bars
pythagoras
crossnumber
gerry anderson
folding paper
thirteen
advent calendar
polynomials
misleading statistics
london
stickers
dates
matrix multiplication
pascal's triangle
kings
reddit
interpolation
light
coventry
geometry
big internet math-off
manchester science festival
partridge puzzle
wordle
people maths
news
exponential growth
hyperbolic surfaces
european cup
geogebra
newcastle
rugby
palindromes
reuleaux polygons
sound
data visualisation
squares
bots
cambridge
standard deviation
correlation
nonograms
pizza cutting
chebyshev
arithmetic
logic
datasaurus dozen
world cup
noughts and crosses
nine men's morris
pi
python
raspberry pi
draughts
matrices
games
errors
pokémon wordle
mathslogicbot
matrix of minors
phd
convergence
friendly squares
mathsjam
machine learning
live stream
bubble bobble
ucl
realhats
mathsteroids
graphs
finite group
coins
inline code
christmas card
frobel
boundary element methods
data
craft
mean
go
hannah fry
matt parker
golden ratio
crosswords
latex
wool
national lottery
platonic solids
tmip
inverse matrices
pi approximation day
royal baby
javascript
harriss spiral
books
bodmas
zines
fonts
dinosaurs
captain scarlet
php
flexagons
probability
accuracy
recursion
matrix of cofactors
video games
menace
sport
rust
golden spiral
the aperiodical
databet
wave scattering
binary
tennis
triangles
pac-man
numerical analysis
approximation
game show probability
london underground
dataset
finite element method
trigonometry
24 hour maths
gather town
statistics
ternary
martin gardner
a gamut of games
talking maths in public
alphabets
royal institution
christmas
edinburgh
weather station
numbers
youtube
fence posts
rhombicuboctahedron
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