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2025-12-18
@
Alec
: Yes, it should say positive integers
Matthew
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A bad Puzzle for Today
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Assorted christmaths
Pointless probability
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"Uncanny" royal coincidence
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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 -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
newcastle
reddit
hexapawn
machine learning
london
world cup
gerry anderson
rust
error bars
edinburgh
stickers
game of life
weak imposition
wave scattering
bodmas
rhombicuboctahedron
propositional calculus
games
crossnumber
chebyshev
finite group
captain scarlet
accuracy
sound
fonts
a gamut of games
fractals
mean
golden spiral
sobolev spaces
numbers
crochet
london underground
curvature
palindromes
bots
simultaneous equations
christmas card
draughts
boundary element methods
determinants
computational complexity
bubble bobble
ternary
regular expressions
alphabets
crossnumbers
geometry
national lottery
menace
guest posts
countdown
python
tetris
asteroids
flexagons
people maths
tmip
turtles
pi
partridge puzzle
royal institution
estimation
rugby
live stream
thirteen
statistics
javascript
graph theory
binary
correlation
crosswords
arrangement puzzles
phd
misleading statistics
books
electromagnetic field
errors
matt parker
mathslogicbot
folding paper
light
pac-man
sport
php
bluesky
data
programming
interpolation
datasaurus dozen
kenilworth
preconditioning
squares
convergence
golden ratio
signorini conditions
logo
raspberry pi
quadrilaterals
game show probability
trigonometry
video games
advent calendar
stirling numbers
data visualisation
dataset
bempp
geogebra
christmas
sorting
tennis
inverse matrices
manchester
logs
mathsjam
dates
probability
zines
friendly squares
finite element method
news
cambridge
european cup
anscombe's quartet
standard deviation
polynomials
pythagoras
chalkdust magazine
ucl
platonic solids
realhats
oeis
cross stitch
dinosaurs
braiding
pascal's triangle
kings
noughts and crosses
coins
graphs
arithmetic
craft
wool
approximation
chess
talking maths in public
triangles
inline code
big internet math-off
warwick
football
royal baby
hats
speed
exponential growth
manchester science festival
latex
pokémon wordle
logic
nine men's morris
matrix multiplication
puzzles
folding tube maps
pizza cutting
24 hour maths
numerical analysis
gather town
harriss spiral
reuleaux polygons
go
weather station
matrix of cofactors
nonograms
hannah fry
matrices
dragon curves
coventry
matrix of minors
fence posts
final fantasy
gaussian elimination
recursion
radio 4
pokémon
databet
the aperiodical
wordle
frobel
runge's phenomenon
martin gardner
mathsteroids
map projections
plastic ratio
youtube
pi approximation day
hyperbolic surfaces
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