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2025-12-17
@
Bob
: Don't worry too much until you have all the clues...
Matthew
on
/blog/120
Archive
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Chalkdust issue 17
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Logo Asteroids
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Mathsteroids on hyperbolic surfaces
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The databet
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Off-by-one errors
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24 Hour Maths Game Show
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Approximating π
Feb 2022
Build your own MENACE
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May 2021
Close encounters of the second kind
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2020
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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
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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
noughts and crosses
php
interpolation
nonograms
fractals
data visualisation
london
logic
chess
football
estimation
weather station
youtube
regular expressions
books
runge's phenomenon
european cup
news
london underground
the aperiodical
oeis
big internet math-off
matrix of cofactors
binary
golden ratio
cross stitch
pizza cutting
pascal's triangle
turtles
bluesky
reddit
game of life
captain scarlet
kenilworth
bodmas
alphabets
coventry
bots
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pac-man
warwick
quadrilaterals
triangles
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palindromes
pokémon wordle
light
puzzles
matt parker
inline code
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polynomials
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crossnumbers
datasaurus dozen
pythagoras
plastic ratio
dataset
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games
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advent calendar
sobolev spaces
python
ternary
finite element method
logo
a gamut of games
accuracy
mathsjam
curvature
speed
stirling numbers
boundary element methods
rhombicuboctahedron
cambridge
draughts
braiding
national lottery
golden spiral
weak imposition
pi
wordle
computational complexity
folding tube maps
correlation
reuleaux polygons
coins
hats
trigonometry
gerry anderson
nine men's morris
friendly squares
graph theory
mathsteroids
arrangement puzzles
gaussian elimination
sport
harriss spiral
tmip
misleading statistics
talking maths in public
ucl
anscombe's quartet
tetris
game show probability
radio 4
chalkdust magazine
databet
guest posts
pi approximation day
asteroids
data
platonic solids
raspberry pi
probability
matrices
inverse matrices
folding paper
recursion
propositional calculus
squares
mathslogicbot
hexapawn
kings
logs
video games
graphs
signorini conditions
numerical analysis
phd
royal baby
geogebra
countdown
chebyshev
christmas
martin gardner
pokémon
dates
hannah fry
live stream
machine learning
errors
fence posts
bubble bobble
wave scattering
realhats
final fantasy
matrix multiplication
gather town
dinosaurs
newcastle
simultaneous equations
stickers
crochet
sound
bempp
manchester
rugby
partridge puzzle
zines
approximation
determinants
hyperbolic surfaces
finite group
flexagons
error bars
mean
frobel
matrix of minors
rust
wool
people maths
preconditioning
manchester science festival
sorting
dragon curves
fonts
tennis
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craft
statistics
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standard deviation
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go
24 hour maths
christmas card
latex
thirteen
menace
programming
geometry
electromagnetic field
edinburgh
javascript
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 -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
ucl
mean
thirteen
matt parker
harriss spiral
chalkdust magazine
inverse matrices
newcastle
oeis
warwick
geogebra
24 hour maths
football
chebyshev
royal baby
arithmetic
gaussian elimination
pac-man
noughts and crosses
error bars
sound
final fantasy
recursion
graph theory
pokémon
alphabets
logs
php
asteroids
stirling numbers
dragon curves
news
data
raspberry pi
inline code
databet
captain scarlet
game show probability
matrix of cofactors
reddit
crosswords
rhombicuboctahedron
fractals
craft
approximation
fonts
folding paper
crossnumber
polynomials
martin gardner
kings
stickers
boundary element methods
european cup
speed
wool
london
determinants
python
nine men's morris
chess
frobel
fence posts
trigonometry
logic
logo
platonic solids
pi
tennis
rust
games
royal institution
tmip
menace
advent calendar
coventry
countdown
pokémon wordle
squares
electromagnetic field
light
bempp
game of life
realhats
mathsjam
folding tube maps
pythagoras
dinosaurs
numerical analysis
partridge puzzle
sobolev spaces
london underground
world cup
crossnumbers
palindromes
curvature
tetris
matrix of minors
sport
hyperbolic surfaces
weather station
radio 4
misleading statistics
matrix multiplication
weak imposition
kenilworth
people maths
machine learning
youtube
mathslogicbot
data visualisation
gerry anderson
map projections
errors
dataset
coins
exponential growth
anscombe's quartet
probability
standard deviation
computational complexity
geometry
wordle
golden ratio
graphs
big internet math-off
wave scattering
accuracy
christmas
interpolation
programming
talking maths in public
statistics
national lottery
arrangement puzzles
friendly squares
pascal's triangle
golden spiral
go
the aperiodical
plastic ratio
draughts
datasaurus dozen
numbers
zines
flexagons
bluesky
pi approximation day
javascript
mathsteroids
sorting
propositional calculus
preconditioning
nonograms
hats
a gamut of games
christmas card
books
braiding
finite group
pizza cutting
matrices
reuleaux polygons
simultaneous equations
latex
regular expressions
dates
hexapawn
guest posts
rugby
bubble bobble
bots
convergence
binary
puzzles
manchester
quadrilaterals
correlation
hannah fry
phd
turtles
video games
bodmas
live stream
signorini conditions
estimation
runge's phenomenon
manchester science festival
cross stitch
cambridge
triangles
crochet
ternary
finite element method
edinburgh
gather town
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