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2019-12-22
Too bad there's not a prize for finding everyone early...
Seth
on
/blog/69
Archive
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2026
May 2026
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Apr 2026
A new puzzle every day
Mixing Wordle with other games
Feb 2026
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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
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Nov 2024
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Feb 2024
Zines, pt. 2
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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
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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
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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
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Dec 2020
Christmas card 2020
Nov 2020
Christmas (2020) is coming!
Jul 2020
Happy -3+τ-φ 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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▲ hide ▲
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
runge's phenomenon
chebyshev
tetris
pi approximation day
numerical analysis
kenilworth
correlation
frobel
preconditioning
reuleaux polygons
captain scarlet
programming
noughts and crosses
matrix of minors
wordle
inverse matrices
mathsteroids
graph theory
errors
finite group
youtube
matrix multiplication
mathsjam
video games
anscombe's quartet
national lottery
propositional calculus
dragon curves
dataset
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latex
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people maths
php
hexapawn
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squares
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rust
graphs
advent calendar
signorini conditions
error bars
craft
gather town
geogebra
matrix of cofactors
london underground
alphabets
bots
sound
dates
triangles
braiding
boundary element methods
wave scattering
mean
interpolation
edinburgh
arithmetic
manchester science festival
zines
polynomials
rugby
nonograms
raspberry pi
folding paper
nine men's morris
crosswords
warwick
crossnumber
kings
pythagoras
game of life
stirling numbers
guest posts
gaussian elimination
football
bodmas
pac-man
crossnumbers
logic
fractals
golden ratio
the aperiodical
sorting
turtles
light
arrangement puzzles
pokémon
wool
game show probability
royal institution
fonts
platonic solids
cross stitch
news
cambridge
matt parker
gerry anderson
hyperbolic surfaces
games
martin gardner
computational complexity
approximation
inline code
asteroids
stickers
radio 4
go
dinosaurs
ternary
determinants
misleading statistics
pi
pascal's triangle
bluesky
menace
machine learning
reddit
sobolev spaces
speed
golden spiral
big internet math-off
tmip
live stream
quadrilaterals
a gamut of games
hannah fry
mathslogicbot
crochet
probability
palindromes
javascript
exponential growth
estimation
python
binary
oeis
christmas card
simultaneous equations
pokémon wordle
24 hour maths
flexagons
harriss spiral
curvature
logs
talking maths in public
final fantasy
chalkdust magazine
thirteen
folding tube maps
matrices
data
realhats
regular expressions
royal baby
fence posts
hats
newcastle
rhombicuboctahedron
standard deviation
phd
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 -3+τ-φ 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
go
newcastle
mean
tetris
edinburgh
interpolation
radio 4
golden spiral
news
hats
folding paper
geometry
php
menace
pac-man
stirling numbers
tennis
advent calendar
fence posts
reddit
approximation
binary
london
matrix multiplication
crosswords
people maths
matrix of cofactors
determinants
books
mathsteroids
data
youtube
mathslogicbot
hexapawn
european cup
geogebra
crochet
partridge puzzle
dates
frobel
craft
quadrilaterals
manchester
noughts and crosses
dragon curves
live stream
stickers
matrix of minors
thirteen
kings
latex
game of life
boundary element methods
fractals
convergence
matt parker
fonts
numerical analysis
runge's phenomenon
light
weak imposition
inline code
cross stitch
martin gardner
error bars
finite element method
programming
bubble bobble
regular expressions
misleading statistics
harriss spiral
london underground
accuracy
propositional calculus
bempp
hyperbolic surfaces
world cup
pokémon
puzzles
squares
simultaneous equations
captain scarlet
triangles
correlation
gather town
datasaurus dozen
big internet math-off
bots
braiding
probability
rugby
asteroids
nonograms
24 hour maths
football
christmas
machine learning
rhombicuboctahedron
dinosaurs
the aperiodical
anscombe's quartet
tmip
arithmetic
coventry
guest posts
kenilworth
polynomials
weather station
matrices
christmas card
realhats
map projections
preconditioning
national lottery
cambridge
folding tube maps
ternary
python
nine men's morris
coins
gerry anderson
numbers
databet
computational complexity
flexagons
inverse matrices
platonic solids
recursion
ucl
data visualisation
bodmas
video games
warwick
logic
a gamut of games
royal institution
friendly squares
mathsjam
bluesky
dataset
statistics
hannah fry
rust
arrangement puzzles
pi
manchester science festival
palindromes
curvature
countdown
pokémon wordle
crossnumbers
draughts
estimation
pi approximation day
graphs
pizza cutting
logs
alphabets
crossnumber
wordle
wool
pythagoras
sobolev spaces
standard deviation
chess
sorting
chebyshev
logo
phd
sound
games
chalkdust magazine
graph theory
wave scattering
gaussian elimination
speed
signorini conditions
javascript
final fantasy
errors
exponential growth
reuleaux polygons
game show probability
turtles
zines
golden ratio
finite group
plastic ratio
raspberry pi
trigonometry
oeis
pascal's triangle
electromagnetic field
talking maths in public
royal baby
sport
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