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Comments in green were written by me. Comments in blue were not written by me.
2022-12-25
@
Merrilyn
: I fully agree. The puzzles were great fun. Thanks Matthew!
(anonymous)
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PhD thesis, chapter ∞
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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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The importance of estimation error
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Braiding, pt. 2
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Proving Pythagoras' theorem
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Optimal Pac-Man
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Electromagnetic Field talk
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Tennis maths
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World Cup stickers
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Countdown probability, pt. 2
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New machine unfriendly £1 coin, pt. 2
New machine unfriendly £1 coin
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Assorted christmaths
Pointless probability
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"Uncanny" royal coincidence
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Tube map Platonic solids
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Archive
Show me a random blog post
▼ show ▼
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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
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 2+g-φ-5√2 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
data visualisation
approximation
asteroids
inverse matrices
electromagnetic field
zines
frobel
the aperiodical
interpolation
mean
world cup
crossnumbers
regular expressions
graph theory
live stream
pi approximation day
go
gerry anderson
cambridge
inline code
pizza cutting
datasaurus dozen
fence posts
big internet math-off
boundary element methods
coventry
matrix multiplication
games
bluesky
platonic solids
javascript
gather town
nonograms
books
craft
accuracy
logs
finite element method
palindromes
wordle
nine men's morris
hyperbolic surfaces
a gamut of games
newcastle
map projections
rust
stirling numbers
graphs
rhombicuboctahedron
partridge puzzle
pac-man
sound
weather station
news
manchester
signorini conditions
noughts and crosses
guest posts
advent calendar
pokémon wordle
quadrilaterals
mathsteroids
christmas
finite group
trigonometry
hats
mathslogicbot
kings
tmip
hexapawn
chalkdust magazine
dragon curves
martin gardner
people maths
pi
game show probability
national lottery
matrices
oeis
logo
ternary
talking maths in public
golden ratio
final fantasy
coins
binary
exponential growth
mathsjam
databet
royal baby
reuleaux polygons
probability
matt parker
crosswords
radio 4
friendly squares
wool
crochet
propositional calculus
geometry
anscombe's quartet
braiding
pokémon
numerical analysis
video games
golden spiral
latex
simultaneous equations
dates
sobolev spaces
pascal's triangle
php
plastic ratio
statistics
fonts
european cup
24 hour maths
error bars
youtube
captain scarlet
curvature
recursion
hannah fry
kenilworth
bempp
python
polynomials
programming
matrix of cofactors
rugby
warwick
convergence
folding paper
wave scattering
edinburgh
arithmetic
runge's phenomenon
thirteen
weak imposition
reddit
harriss spiral
alphabets
dataset
stickers
countdown
fractals
menace
errors
chebyshev
turtles
squares
logic
determinants
draughts
puzzles
sorting
bots
flexagons
preconditioning
tennis
bubble bobble
phd
light
london
pythagoras
gaussian elimination
standard deviation
triangles
raspberry pi
game of life
bodmas
data
sport
correlation
ucl
matrix of minors
cross stitch
football
dinosaurs
christmas card
machine learning
arrangement puzzles
misleading statistics
tetris
crossnumber
royal institution
realhats
manchester science festival
computational complexity
london underground
speed
chess
numbers
folding tube maps
estimation
geogebra
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