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