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2019-02-05
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Archive
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A nonogram alphabet
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How to write a crossnumber
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A regular expression Christmas puzzle
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Zines, pt. 2
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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
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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Christmas card 2021
Nov 2021
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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 -26+eg 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
▼ show ▼
▲ 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
chalkdust magazine
crochet
data visualisation
electromagnetic field
phd
24 hour maths
graph theory
zines
newcastle
pokémon
noughts and crosses
guest posts
fence posts
probability
nonograms
plastic ratio
hexapawn
statistics
matt parker
big internet math-off
computational complexity
golden spiral
pi
mathslogicbot
misleading statistics
people maths
stirling numbers
harriss spiral
gaussian elimination
bodmas
christmas
hannah fry
crosswords
sobolev spaces
ternary
crossnumbers
edinburgh
binary
matrix multiplication
graphs
boundary element methods
map projections
hats
reddit
correlation
finite group
books
hyperbolic surfaces
curvature
manchester
pokémon wordle
dates
youtube
rugby
interpolation
game of life
regular expressions
signorini conditions
accuracy
advent calendar
tmip
weather station
royal institution
kings
manchester science festival
london
final fantasy
squares
golden ratio
fonts
national lottery
royal baby
convergence
mean
finite element method
london underground
pizza cutting
logo
puzzles
arrangement puzzles
mathsteroids
pythagoras
bempp
braiding
programming
exponential growth
dataset
standard deviation
news
fractals
rhombicuboctahedron
logs
crossnumber
geometry
numbers
realhats
dinosaurs
determinants
football
european cup
runge's phenomenon
tetris
coins
pi approximation day
flexagons
kenilworth
chebyshev
wordle
sound
friendly squares
ucl
gather town
platonic solids
menace
python
estimation
quadrilaterals
nine men's morris
speed
craft
sport
wave scattering
asteroids
stickers
inline code
martin gardner
the aperiodical
live stream
go
simultaneous equations
weak imposition
data
matrix of minors
latex
machine learning
frobel
polynomials
palindromes
databet
turtles
cambridge
video games
errors
numerical analysis
recursion
coventry
geogebra
gerry anderson
error bars
bluesky
chess
bubble bobble
a gamut of games
folding tube maps
pac-man
javascript
world cup
games
datasaurus dozen
bots
light
folding paper
radio 4
partridge puzzle
matrices
wool
draughts
matrix of cofactors
rust
arithmetic
oeis
alphabets
anscombe's quartet
talking maths in public
mathsjam
countdown
game show probability
tennis
christmas card
reuleaux polygons
trigonometry
warwick
cross stitch
raspberry pi
thirteen
triangles
preconditioning
inverse matrices
propositional calculus
sorting
approximation
captain scarlet
pascal's triangle
php
dragon curves
logic
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 -26+eg 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
nine men's morris
stickers
news
simultaneous equations
harriss spiral
bots
ucl
world cup
raspberry pi
javascript
graph theory
coventry
captain scarlet
rust
dataset
numbers
golden spiral
folding tube maps
matrix of minors
crossnumber
crochet
sobolev spaces
games
manchester
exponential growth
accuracy
reddit
pascal's triangle
map projections
databet
programming
nonograms
curvature
finite group
final fantasy
wave scattering
dates
hannah fry
matrix multiplication
mathsteroids
thirteen
manchester science festival
squares
binary
standard deviation
logo
braiding
plastic ratio
geogebra
countdown
books
royal institution
palindromes
menace
national lottery
frobel
coins
royal baby
estimation
folding paper
draughts
propositional calculus
inline code
bubble bobble
pi approximation day
stirling numbers
probability
london underground
hyperbolic surfaces
noughts and crosses
misleading statistics
kenilworth
mathsjam
signorini conditions
hexapawn
determinants
christmas card
oeis
weak imposition
latex
gather town
crosswords
christmas
dragon curves
wool
golden ratio
rhombicuboctahedron
alphabets
asteroids
gaussian elimination
boundary element methods
regular expressions
realhats
triangles
tennis
inverse matrices
a gamut of games
quadrilaterals
correlation
polynomials
talking maths in public
recursion
chess
pi
runge's phenomenon
wordle
go
fractals
partridge puzzle
pokémon
kings
big internet math-off
mathslogicbot
computational complexity
cross stitch
sound
rugby
london
logs
people maths
flexagons
game of life
speed
gerry anderson
live stream
edinburgh
game show probability
graphs
ternary
the aperiodical
matrices
fonts
error bars
guest posts
tetris
logic
php
data
electromagnetic field
bluesky
trigonometry
mean
friendly squares
video games
weather station
football
preconditioning
approximation
craft
crossnumbers
machine learning
sport
numerical analysis
24 hour maths
pizza cutting
convergence
bodmas
bempp
platonic solids
light
radio 4
datasaurus dozen
advent calendar
european cup
warwick
dinosaurs
finite element method
geometry
tmip
pokémon wordle
newcastle
pythagoras
reuleaux polygons
errors
arithmetic
youtube
martin gardner
fence posts
interpolation
puzzles
statistics
hats
zines
pac-man
python
data visualisation
chebyshev
turtles
chalkdust magazine
phd
anscombe's quartet
matrix of cofactors
cambridge
matt parker
arrangement puzzles
sorting
© Matthew Scroggs 2012–2026
on /blog/19