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Comments in green were written by me. Comments in blue were not written by me.
2023-01-10
I fought very hard to solve the middle "here are the 6 answers, construct the 6 small problems", but I just couldn't. Hints about that one and the genre in general would be great.
Lise Andreasen
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"Uncanny" royal coincidence
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Feb 2026
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2025
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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
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Dec 2023
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Nov 2023
Christmas (2023) is coming!
Zines
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
▼ show ▼
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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
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Approximating π
Feb 2022
Build your own MENACE
Jan 2022
Christmas (2021) is over
2021
▼ show ▼
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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
▼ show ▼
▲ hide ▲
Dec 2020
Christmas card 2020
Nov 2020
Christmas (2020) is coming!
Jul 2020
Happy -1+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
numbers
friendly squares
correlation
dragon curves
asteroids
london
chess
world cup
data
arithmetic
flexagons
golden ratio
kings
map projections
hats
datasaurus dozen
sport
frobel
inverse matrices
runge's phenomenon
graphs
crossnumbers
martin gardner
weather station
folding tube maps
puzzles
javascript
tetris
bluesky
golden spiral
edinburgh
machine learning
logs
nonograms
geogebra
talking maths in public
oeis
statistics
misleading statistics
squares
electromagnetic field
games
zines
manchester
captain scarlet
propositional calculus
chebyshev
interpolation
dates
recursion
countdown
fractals
the aperiodical
dinosaurs
mathslogicbot
preconditioning
arrangement puzzles
royal institution
go
accuracy
mathsteroids
pi
pizza cutting
final fantasy
gerry anderson
guest posts
24 hour maths
fonts
noughts and crosses
ternary
regular expressions
gaussian elimination
php
live stream
sorting
pac-man
crosswords
platonic solids
pokémon wordle
weak imposition
geometry
game show probability
alphabets
binary
sound
error bars
chalkdust magazine
gather town
christmas
matrices
european cup
light
raspberry pi
braiding
pokémon
anscombe's quartet
coventry
tmip
matrix multiplication
tennis
wool
matrix of cofactors
sobolev spaces
curvature
kenilworth
bots
boundary element methods
a gamut of games
thirteen
numerical analysis
hannah fry
radio 4
errors
convergence
books
wave scattering
football
stirling numbers
harriss spiral
plastic ratio
standard deviation
royal baby
palindromes
craft
rhombicuboctahedron
data visualisation
folding paper
stickers
programming
logo
approximation
estimation
newcastle
graph theory
advent calendar
london underground
game of life
crossnumber
wordle
python
coins
finite element method
cambridge
hyperbolic surfaces
signorini conditions
ucl
nine men's morris
fence posts
manchester science festival
quadrilaterals
draughts
rust
pascal's triangle
mathsjam
trigonometry
determinants
phd
inline code
menace
bodmas
simultaneous equations
rugby
video games
warwick
databet
exponential growth
youtube
big internet math-off
reuleaux polygons
triangles
news
latex
partridge puzzle
realhats
pythagoras
bubble bobble
finite group
national lottery
matt parker
crochet
bempp
cross stitch
pi approximation day
reddit
mean
dataset
probability
turtles
logic
polynomials
hexapawn
christmas card
computational complexity
speed
people maths
matrix of minors
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