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Comments in green were written by me. Comments in blue were not written by me.
2016-12-13
@
Mike
: I've added a clarification to puzzle 5. Glad you're enjoying the puzzles!
Matthew
on
/blog/36
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Archive
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Feb 2026
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Nov 2025
Christmas (2025) is coming!
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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
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Dec 2023
Christmas card 2023
Nov 2023
Christmas (2023) is coming!
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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 ▼
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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 ▼
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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 ▼
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Dec 2020
Christmas card 2020
Nov 2020
Christmas (2020) is coming!
Jul 2020
Happy -10+e√2+5√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
propositional calculus
light
arithmetic
mathslogicbot
standard deviation
coventry
exponential growth
martin gardner
warwick
tmip
wool
puzzles
dinosaurs
bempp
the aperiodical
fractals
anscombe's quartet
game show probability
edinburgh
nine men's morris
golden spiral
pac-man
hannah fry
data
arrangement puzzles
final fantasy
polynomials
plastic ratio
graph theory
people maths
data visualisation
partridge puzzle
turtles
nonograms
stirling numbers
european cup
sport
news
cross stitch
rugby
national lottery
fence posts
boundary element methods
big internet math-off
noughts and crosses
pi
probability
hyperbolic surfaces
matt parker
inverse matrices
pascal's triangle
hats
talking maths in public
php
live stream
matrix multiplication
guest posts
crosswords
sobolev spaces
asteroids
dataset
christmas
mathsteroids
pythagoras
thirteen
24 hour maths
coins
statistics
golden ratio
pokémon
raspberry pi
gerry anderson
electromagnetic field
matrix of minors
games
realhats
preconditioning
correlation
oeis
matrix of cofactors
kenilworth
squares
bubble bobble
frobel
chalkdust magazine
phd
reuleaux polygons
draughts
computational complexity
programming
databet
bodmas
logs
sorting
machine learning
recursion
errors
friendly squares
braiding
misleading statistics
chebyshev
triangles
weak imposition
pizza cutting
ucl
wave scattering
regular expressions
radio 4
video games
countdown
books
london underground
stickers
logic
dates
rhombicuboctahedron
inline code
football
manchester
reddit
captain scarlet
zines
crossnumber
world cup
sound
bluesky
a gamut of games
convergence
fonts
javascript
mean
crochet
gaussian elimination
dragon curves
tetris
flexagons
wordle
folding paper
advent calendar
kings
royal baby
manchester science festival
rust
geometry
craft
curvature
error bars
runge's phenomenon
finite element method
newcastle
graphs
cambridge
accuracy
interpolation
python
pokémon wordle
estimation
palindromes
finite group
gather town
quadrilaterals
weather station
chess
signorini conditions
geogebra
bots
binary
approximation
tennis
ternary
crossnumbers
speed
go
trigonometry
christmas card
datasaurus dozen
mathsjam
numbers
royal institution
menace
folding tube maps
determinants
simultaneous equations
numerical analysis
platonic solids
youtube
london
latex
logo
game of life
map projections
hexapawn
alphabets
harriss spiral
pi approximation day
matrices
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