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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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Proving a conjecture
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A bad Puzzle for Today
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Braiding, pt. 2
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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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Tube map Platonic solids
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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 -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
pi approximation day
arithmetic
runge's phenomenon
pascal's triangle
standard deviation
rust
machine learning
stirling numbers
a gamut of games
crosswords
php
dragon curves
go
logs
coventry
logo
mathslogicbot
royal institution
matt parker
matrix of minors
realhats
nine men's morris
game of life
simultaneous equations
palindromes
misleading statistics
regular expressions
wordle
python
graphs
national lottery
rhombicuboctahedron
electromagnetic field
pokémon wordle
crossnumber
live stream
frobel
cross stitch
countdown
convergence
quadrilaterals
pi
people maths
map projections
fractals
bempp
numerical analysis
reddit
geogebra
weak imposition
signorini conditions
warwick
pokémon
martin gardner
errors
the aperiodical
gather town
alphabets
nonograms
tetris
coins
boundary element methods
mean
flexagons
football
arrangement puzzles
christmas card
folding tube maps
chebyshev
pythagoras
radio 4
world cup
partridge puzzle
propositional calculus
plastic ratio
newcastle
gaussian elimination
latex
fonts
london
stickers
preconditioning
triangles
estimation
manchester science festival
platonic solids
ternary
finite group
big internet math-off
hannah fry
phd
game show probability
european cup
numbers
trigonometry
final fantasy
bubble bobble
kings
hyperbolic surfaces
sport
inverse matrices
manchester
video games
matrix multiplication
asteroids
recursion
logic
exponential growth
games
curvature
harriss spiral
ucl
mathsteroids
pac-man
chalkdust magazine
golden spiral
dinosaurs
advent calendar
matrices
sobolev spaces
reuleaux polygons
noughts and crosses
error bars
guest posts
sorting
computational complexity
statistics
speed
royal baby
pizza cutting
folding paper
wave scattering
captain scarlet
fence posts
youtube
accuracy
edinburgh
crochet
wool
probability
geometry
golden ratio
hats
correlation
draughts
london underground
data visualisation
books
christmas
kenilworth
oeis
gerry anderson
tmip
graph theory
polynomials
braiding
sound
dates
bluesky
turtles
weather station
anscombe's quartet
datasaurus dozen
finite element method
inline code
interpolation
craft
databet
raspberry pi
news
approximation
friendly squares
light
bodmas
binary
dataset
menace
matrix of cofactors
rugby
determinants
puzzles
cambridge
crossnumbers
zines
tennis
hexapawn
squares
talking maths in public
javascript
bots
data
mathsjam
chess
24 hour maths
programming
thirteen
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