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Comments in green were written by me. Comments in blue were not written by me.
2023-12-30
I love doing your puzzles, your advent ones as well as the Chalkdust Crossnumbers - thank you!
Merrilyn
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A bad Puzzle for Today
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The importance of estimation error
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Braiding, pt. 2
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Assorted christmaths
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"Uncanny" royal coincidence
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A nonogram alphabet
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How to write a crossnumber
Jan 2025
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Friendly squares
2024
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Dec 2024
A regular expression Christmas puzzle
Christmas card 2024
Nov 2024
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Zines, pt. 2
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2023
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Dec 2023
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Christmas (2023) is coming!
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Sep 2023
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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!
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24 Hour Maths Game Show
Mar 2022
Approximating π
Feb 2022
Build your own MENACE
Jan 2022
Christmas (2021) is over
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Dec 2021
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Christmas (2021) is coming!
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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 -2+g-π 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
puzzles
simultaneous equations
craft
mathsteroids
martin gardner
data
big internet math-off
bubble bobble
dates
hannah fry
bots
ucl
latex
ternary
logs
football
sorting
crossnumbers
light
wave scattering
boundary element methods
stickers
fence posts
national lottery
mean
palindromes
thirteen
royal institution
recursion
draughts
mathslogicbot
frobel
plastic ratio
numbers
rhombicuboctahedron
chess
map projections
dataset
statistics
menace
kenilworth
finite group
alphabets
wool
reuleaux polygons
dragon curves
captain scarlet
correlation
matrix multiplication
graphs
crosswords
triangles
books
accuracy
fractals
rust
games
london
live stream
geogebra
signorini conditions
european cup
programming
curvature
geometry
crossnumber
countdown
folding tube maps
nonograms
hexapawn
advent calendar
nine men's morris
raspberry pi
phd
christmas card
london underground
matrices
coventry
final fantasy
fonts
sound
errors
pi approximation day
matt parker
weather station
edinburgh
game show probability
kings
people maths
friendly squares
preconditioning
guest posts
golden ratio
binary
probability
squares
24 hour maths
bempp
rugby
regular expressions
graph theory
data visualisation
radio 4
folding paper
chalkdust magazine
convergence
runge's phenomenon
asteroids
electromagnetic field
stirling numbers
realhats
machine learning
estimation
gaussian elimination
partridge puzzle
mathsjam
cambridge
inline code
exponential growth
quadrilaterals
sobolev spaces
pythagoras
braiding
inverse matrices
determinants
datasaurus dozen
speed
harriss spiral
pizza cutting
newcastle
manchester
the aperiodical
crochet
flexagons
databet
cross stitch
dinosaurs
weak imposition
pac-man
video games
news
matrix of minors
christmas
zines
world cup
finite element method
golden spiral
python
warwick
logic
oeis
gather town
manchester science festival
hats
tennis
coins
game of life
reddit
numerical analysis
javascript
tmip
youtube
arithmetic
approximation
talking maths in public
pi
platonic solids
royal baby
bodmas
php
sport
a gamut of games
chebyshev
go
error bars
polynomials
standard deviation
propositional calculus
pascal's triangle
hyperbolic surfaces
interpolation
trigonometry
logo
matrix of cofactors
misleading statistics
turtles
anscombe's quartet
gerry anderson
noughts and crosses
computational complexity
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