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2020-12-25
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: Aha, I should have thought of this! Puzzles completed :-)
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PhD thesis, chapter ∞
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PhD thesis, chapter 1
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A non-converging LaTeX document
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Proving a conjecture
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A bad Puzzle for Today
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Solving the cross diagonal cover problem
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Braiding, pt. 2
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Making names in Life
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Proving Pythagoras' theorem
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Optimal Pac-Man
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Electromagnetic Field talk
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Tennis maths
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Countdown probability, pt. 2
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New machine unfriendly £1 coin, pt. 2
New machine unfriendly £1 coin
2013
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Assorted christmaths
Pointless probability
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"Uncanny" royal coincidence
Raspberry Pi weather station
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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 -4-φ-√2+5√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
estimation
ternary
cross stitch
martin gardner
pizza cutting
squares
php
raspberry pi
map projections
mean
braiding
folding tube maps
misleading statistics
christmas card
numbers
national lottery
programming
tennis
reuleaux polygons
realhats
weak imposition
people maths
signorini conditions
logo
fractals
rust
coins
world cup
datasaurus dozen
gerry anderson
interpolation
convergence
polynomials
crossnumber
hannah fry
runge's phenomenon
talking maths in public
captain scarlet
boundary element methods
flexagons
pac-man
games
warwick
alphabets
matrices
coventry
bempp
mathslogicbot
computational complexity
chebyshev
stickers
binary
nonograms
live stream
sobolev spaces
chess
regular expressions
pascal's triangle
dates
advent calendar
rhombicuboctahedron
frobel
game show probability
approximation
countdown
video games
mathsteroids
dataset
news
dragon curves
fonts
logic
phd
bubble bobble
asteroids
friendly squares
youtube
london underground
oeis
exponential growth
wool
statistics
christmas
simultaneous equations
london
reddit
24 hour maths
sport
kenilworth
stirling numbers
databet
logs
the aperiodical
zines
bluesky
sorting
finite group
accuracy
recursion
bots
pi
european cup
pi approximation day
hyperbolic surfaces
bodmas
folding paper
data visualisation
draughts
golden ratio
pokémon
tmip
fence posts
graphs
final fantasy
pokémon wordle
arrangement puzzles
manchester science festival
newcastle
turtles
gaussian elimination
gather town
weather station
quadrilaterals
manchester
propositional calculus
javascript
latex
mathsjam
error bars
football
electromagnetic field
harriss spiral
menace
preconditioning
royal baby
matt parker
big internet math-off
graph theory
golden spiral
noughts and crosses
nine men's morris
rugby
craft
numerical analysis
royal institution
anscombe's quartet
determinants
guest posts
game of life
finite element method
edinburgh
go
radio 4
wordle
thirteen
machine learning
crosswords
crochet
platonic solids
sound
light
crossnumbers
python
kings
data
puzzles
triangles
books
palindromes
pythagoras
geometry
matrix of cofactors
chalkdust magazine
cambridge
inverse matrices
tetris
matrix multiplication
matrix of minors
inline code
partridge puzzle
hexapawn
speed
probability
errors
wave scattering
arithmetic
dinosaurs
geogebra
ucl
correlation
a gamut of games
plastic ratio
standard deviation
curvature
trigonometry
hats
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