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Comments in green were written by me. Comments in blue were not written by me.
2025-08-30
@
Chris B
: Oh never mind ???? I just went back there and found the correct way to move the squares. Duh, sorry!
(anonymous)
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/blog/119
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PhD thesis, chapter 1
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A bad Puzzle for Today
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Big Ben Strikes Again
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Braiding, pt. 2
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Making names in Life
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Assorted christmaths
Pointless probability
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"Uncanny" royal coincidence
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Tube map Platonic solids, pt. 2
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Archive
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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 ▼
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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 -6+τφ 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
arithmetic
london underground
chebyshev
nine men's morris
estimation
rhombicuboctahedron
video games
the aperiodical
numerical analysis
logic
24 hour maths
geogebra
christmas card
pi approximation day
ucl
asteroids
warwick
computational complexity
platonic solids
regular expressions
tennis
books
php
cross stitch
wool
graphs
data
talking maths in public
cambridge
programming
bodmas
youtube
pokémon wordle
tetris
quadrilaterals
curvature
bubble bobble
probability
accuracy
sorting
menace
games
map projections
newcastle
gerry anderson
logs
pascal's triangle
chalkdust magazine
mean
big internet math-off
matrices
hats
zines
standard deviation
thirteen
finite group
pi
partridge puzzle
mathslogicbot
pac-man
frobel
exponential growth
boundary element methods
reuleaux polygons
light
misleading statistics
london
anscombe's quartet
braiding
python
latex
guest posts
javascript
dataset
speed
folding paper
pizza cutting
finite element method
game show probability
errors
gaussian elimination
sobolev spaces
matrix multiplication
reddit
logo
tmip
edinburgh
hyperbolic surfaces
friendly squares
interpolation
coventry
golden ratio
matt parker
binary
wave scattering
nonograms
correlation
arrangement puzzles
weather station
craft
captain scarlet
fence posts
noughts and crosses
recursion
advent calendar
puzzles
dragon curves
national lottery
crosswords
countdown
live stream
kenilworth
palindromes
chess
sound
royal institution
polynomials
pokémon
pythagoras
determinants
fractals
manchester science festival
crossnumber
stirling numbers
radio 4
electromagnetic field
rugby
bluesky
mathsjam
simultaneous equations
crossnumbers
geometry
gather town
european cup
numbers
folding tube maps
matrix of minors
raspberry pi
world cup
oeis
statistics
alphabets
football
graph theory
signorini conditions
final fantasy
squares
coins
trigonometry
data visualisation
inline code
hexapawn
convergence
mathsteroids
matrix of cofactors
people maths
dinosaurs
databet
realhats
stickers
inverse matrices
christmas
hannah fry
sport
propositional calculus
a gamut of games
triangles
game of life
kings
fonts
turtles
golden spiral
harriss spiral
rust
approximation
news
wordle
bots
dates
royal baby
preconditioning
plastic ratio
bempp
draughts
runge's phenomenon
datasaurus dozen
flexagons
phd
manchester
machine learning
ternary
error bars
go
crochet
martin gardner
weak imposition
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