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Comments in green were written by me. Comments in blue were not written by me.
2023-12-31
Thank you Matthew. 23rd was my favourite puzzle as the cuisenaire rods helped me and I worked with my son to get a final answer. Happy New Year.
Jenny
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Log-scaled axes
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PhD thesis, chapter ∞
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PhD thesis, chapter 2
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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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Runge's Phenomenon
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A bad Puzzle for Today
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Big Ben Strikes Again
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The importance of estimation error
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Is MEDUSA the new BODMAS?
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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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Tube map Platonic solids, pt. 2
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Tube map Platonic solids
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Archive
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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 ▼
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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 -5+5φ+√2 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
exponential growth
palindromes
pi approximation day
weather station
matrices
nine men's morris
matrix of minors
manchester science festival
machine learning
crossnumbers
golden spiral
books
pokémon
sorting
christmas card
bluesky
national lottery
data visualisation
harriss spiral
speed
advent calendar
numbers
rhombicuboctahedron
misleading statistics
flexagons
bubble bobble
phd
mean
chebyshev
cross stitch
interpolation
anscombe's quartet
regular expressions
signorini conditions
partridge puzzle
inline code
big internet math-off
gerry anderson
captain scarlet
thirteen
kenilworth
mathsteroids
matt parker
reddit
dataset
world cup
logic
draughts
polynomials
folding tube maps
edinburgh
accuracy
pac-man
stickers
chalkdust magazine
hyperbolic surfaces
light
data
football
bempp
sobolev spaces
kings
errors
rust
sound
final fantasy
london
stirling numbers
gather town
triangles
datasaurus dozen
golden ratio
talking maths in public
hexapawn
noughts and crosses
trigonometry
programming
london underground
propositional calculus
wordle
matrix of cofactors
approximation
tmip
runge's phenomenon
latex
arrangement puzzles
raspberry pi
tennis
standard deviation
crosswords
oeis
databet
european cup
friendly squares
news
convergence
menace
correlation
asteroids
the aperiodical
crossnumber
weak imposition
computational complexity
error bars
rugby
probability
puzzles
pokémon wordle
mathsjam
hannah fry
finite group
numerical analysis
boundary element methods
graphs
nonograms
php
dinosaurs
fence posts
pizza cutting
christmas
simultaneous equations
youtube
map projections
electromagnetic field
countdown
wave scattering
quadrilaterals
realhats
24 hour maths
inverse matrices
coins
recursion
coventry
video games
python
reuleaux polygons
hats
ternary
folding paper
dates
wool
craft
chess
zines
games
royal baby
manchester
cambridge
arithmetic
crochet
pascal's triangle
plastic ratio
sport
guest posts
geometry
braiding
statistics
binary
tetris
martin gardner
radio 4
ucl
pi
logs
fractals
bodmas
gaussian elimination
logo
frobel
estimation
geogebra
bots
matrix multiplication
game of life
go
fonts
javascript
warwick
determinants
squares
preconditioning
finite element method
platonic solids
royal institution
dragon curves
mathslogicbot
game show probability
newcastle
alphabets
graph theory
a gamut of games
turtles
curvature
live stream
people maths
pythagoras
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