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2024-12-25
I've just completed all the puzzles in the mscroggs.co.uk Advent calendar! My favourite puzzles were the fill in 1-9 ones.
Deborah Tayler
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Assorted christmaths
Pointless probability
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"Uncanny" royal coincidence
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Archive
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2026
May 2026
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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
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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 -20+3τ+√2√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
exponential growth
arithmetic
puzzles
stickers
news
matrix multiplication
pascal's triangle
propositional calculus
weather station
numerical analysis
dates
crossnumber
video games
recursion
bubble bobble
martin gardner
pi
geogebra
ternary
craft
mathsjam
estimation
platonic solids
fractals
ucl
stirling numbers
correlation
friendly squares
triangles
runge's phenomenon
inverse matrices
the aperiodical
football
royal baby
draughts
edinburgh
finite element method
palindromes
sport
countdown
preconditioning
partridge puzzle
data
weak imposition
computational complexity
probability
datasaurus dozen
python
gerry anderson
noughts and crosses
curvature
databet
logo
hannah fry
zines
youtube
london underground
tennis
dinosaurs
raspberry pi
go
inline code
rhombicuboctahedron
frobel
data visualisation
convergence
phd
pi approximation day
pokémon wordle
standard deviation
hexapawn
hyperbolic surfaces
radio 4
mathslogicbot
matt parker
fonts
latex
christmas
pokémon
captain scarlet
determinants
misleading statistics
bempp
machine learning
braiding
chebyshev
logs
binary
finite group
statistics
trigonometry
alphabets
tetris
books
advent calendar
realhats
wave scattering
speed
php
golden ratio
accuracy
tmip
turtles
folding tube maps
kings
24 hour maths
cross stitch
world cup
final fantasy
game of life
chess
light
gaussian elimination
bluesky
menace
reddit
pythagoras
manchester science festival
boundary element methods
talking maths in public
crosswords
newcastle
bots
bodmas
signorini conditions
mathsteroids
chalkdust magazine
london
big internet math-off
graphs
javascript
matrix of cofactors
manchester
regular expressions
arrangement puzzles
a gamut of games
fence posts
crossnumbers
dragon curves
numbers
royal institution
asteroids
coventry
game show probability
sorting
rust
people maths
golden spiral
folding paper
squares
flexagons
wool
kenilworth
nine men's morris
live stream
map projections
cambridge
matrix of minors
interpolation
games
crochet
programming
quadrilaterals
simultaneous equations
nonograms
plastic ratio
approximation
mean
coins
geometry
polynomials
anscombe's quartet
hats
national lottery
electromagnetic field
thirteen
error bars
graph theory
christmas card
pizza cutting
european cup
logic
dataset
rugby
pac-man
gather town
reuleaux polygons
sobolev spaces
errors
warwick
wordle
oeis
matrices
sound
harriss spiral
guest posts
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