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Archive
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2026
May 2026
World Cup stickers 2026
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A new puzzle every day
Mixing Wordle with other games
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2025
Dec 2025
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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
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A regular expression Christmas puzzle
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Zines, pt. 2
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Zines
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TMiP 2023 puzzle hunt
May 2023
Chalkdust issue 17
Apr 2023
Logo Asteroids
Mar 2023
Mathsteroids on hyperbolic surfaces
Feb 2023
The databet
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Off-by-one errors
Christmas card 2022
Nov 2022
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Oct 2022
24 Hour Maths Game Show
Mar 2022
Approximating π
Feb 2022
Build your own MENACE
Jan 2022
Christmas (2021) is over
2021
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Dec 2021
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Nov 2021
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May 2021
Close encounters of the second kind
Jan 2021
Christmas (2020) is over
2020
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Dec 2020
Christmas card 2020
Nov 2020
Christmas (2020) is coming!
Jul 2020
Happy -1+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
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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
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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
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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
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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
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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
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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
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Dec 2013
Assorted christmaths
Pointless probability
Jul 2013
"Uncanny" royal coincidence
Raspberry Pi weather station
2012
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Nov 2012
Tube map Platonic solids, pt. 2
Oct 2012
Tube map Platonic solids
Tags
inverse matrices
radio 4
crochet
draughts
crossnumber
game of life
friendly squares
triangles
harriss spiral
gaussian elimination
bots
talking maths in public
simultaneous equations
gerry anderson
geogebra
electromagnetic field
probability
flexagons
coventry
pokémon
dinosaurs
newcastle
tetris
people maths
royal baby
mathsjam
logo
manchester
news
stickers
fonts
realhats
light
big internet math-off
bluesky
coins
go
statistics
folding tube maps
pythagoras
the aperiodical
matrix multiplication
oeis
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exponential growth
error bars
arithmetic
pokémon wordle
speed
weak imposition
programming
braiding
pascal's triangle
wool
chalkdust magazine
guest posts
christmas card
bubble bobble
regular expressions
captain scarlet
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python
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anscombe's quartet
ternary
golden ratio
partridge puzzle
inline code
countdown
frobel
wave scattering
puzzles
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errors
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finite group
alphabets
24 hour maths
chebyshev
arrangement puzzles
polynomials
accuracy
standard deviation
approximation
runge's phenomenon
cambridge
dragon curves
thirteen
matt parker
mathsteroids
numerical analysis
a gamut of games
platonic solids
london
logic
warwick
datasaurus dozen
phd
hyperbolic surfaces
advent calendar
finite element method
reuleaux polygons
sorting
matrix of cofactors
manchester science festival
bodmas
final fantasy
boundary element methods
zines
bempp
logs
royal institution
london underground
tmip
games
geometry
national lottery
rhombicuboctahedron
ucl
computational complexity
squares
hats
christmas
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interpolation
crosswords
golden spiral
books
noughts and crosses
javascript
stirling numbers
reddit
kenilworth
martin gardner
correlation
signorini conditions
latex
football
cross stitch
determinants
mathslogicbot
chess
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folding paper
edinburgh
plastic ratio
weather station
video games
propositional calculus
mean
pi
live stream
quadrilaterals
world cup
craft
preconditioning
data
machine learning
matrix of minors
curvature
recursion
sport
youtube
misleading statistics
dataset
pizza cutting
data visualisation
rust
crossnumbers
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pac-man
nonograms
estimation
hexapawn
tennis
databet
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binary
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pi approximation day
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matrices
wordle
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php
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graphs
game show probability
Archive
Show me a random blog post
▼ show ▼
▲ hide ▲
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 -1+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
logo
radio 4
cambridge
guest posts
frobel
finite group
golden spiral
pascal's triangle
folding paper
dates
wool
reddit
people maths
weather station
nonograms
mathsjam
go
sport
triangles
football
binary
gerry anderson
exponential growth
games
chess
curvature
european cup
mathsteroids
alphabets
speed
london
preconditioning
arrangement puzzles
hats
sobolev spaces
bubble bobble
harriss spiral
sorting
javascript
dinosaurs
christmas
probability
bluesky
flexagons
logs
regular expressions
inline code
bots
golden ratio
gaussian elimination
pi
advent calendar
geogebra
crochet
matrix of cofactors
error bars
statistics
simultaneous equations
misleading statistics
manchester science festival
pokémon
gather town
newcastle
a gamut of games
numbers
draughts
graphs
recursion
bempp
graph theory
matrices
fonts
london underground
royal baby
pi approximation day
folding tube maps
determinants
oeis
nine men's morris
inverse matrices
ternary
correlation
standard deviation
tmip
databet
final fantasy
youtube
dragon curves
manchester
arithmetic
interpolation
braiding
hexapawn
realhats
fence posts
game show probability
squares
data visualisation
quadrilaterals
noughts and crosses
matrix of minors
map projections
wave scattering
rugby
rhombicuboctahedron
approximation
sound
latex
pythagoras
crossnumber
electromagnetic field
christmas card
hyperbolic surfaces
numerical analysis
phd
platonic solids
books
coins
polynomials
wordle
pac-man
zines
raspberry pi
python
weak imposition
runge's phenomenon
estimation
royal institution
captain scarlet
pokémon wordle
anscombe's quartet
signorini conditions
asteroids
pizza cutting
programming
kenilworth
countdown
boundary element methods
martin gardner
accuracy
news
crossnumbers
palindromes
national lottery
errors
mathslogicbot
machine learning
kings
plastic ratio
trigonometry
world cup
turtles
datasaurus dozen
tetris
light
data
puzzles
ucl
edinburgh
mean
partridge puzzle
talking maths in public
24 hour maths
geometry
big internet math-off
crosswords
thirteen
warwick
php
video games
craft
chebyshev
menace
friendly squares
hannah fry
live stream
fractals
logic
coventry
computational complexity
rust
stirling numbers
convergence
chalkdust magazine
bodmas
game of life
dataset
the aperiodical
matrix multiplication
finite element method
tennis
cross stitch
matt parker
stickers
reuleaux polygons
propositional calculus
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