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Comments in green were written by me. Comments in blue were not written by me.
2017-12-10
Are the daily puzzles going to gradually get harder? They seem easier this year... Or is the final puzzle going to be more difficult?
Louis
on
/blog/46
2017-12-10
@
Louis
: I think they get harder towards the end, plus the final puzzle is probably harder.
Matthew
on
/blog/46
Archive
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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
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A regular expression Christmas puzzle
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Chalkdust issue 17
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Logo Asteroids
Mar 2023
Mathsteroids on hyperbolic surfaces
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The databet
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Off-by-one errors
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24 Hour Maths Game Show
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Approximating π
Feb 2022
Build your own MENACE
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Close encounters of the second kind
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2020
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Nov 2020
Christmas (2020) is coming!
Jul 2020
Happy 2+g-φ-5√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
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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
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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
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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
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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
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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
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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
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Dec 2013
Assorted christmaths
Pointless probability
Jul 2013
"Uncanny" royal coincidence
Raspberry Pi weather station
2012
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Nov 2012
Tube map Platonic solids, pt. 2
Oct 2012
Tube map Platonic solids
Tags
countdown
numerical analysis
warwick
big internet math-off
kenilworth
curvature
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arithmetic
thirteen
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statistics
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games
arrangement puzzles
plastic ratio
crochet
reddit
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approximation
geogebra
realhats
sobolev spaces
24 hour maths
asteroids
european cup
edinburgh
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errors
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oeis
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hexapawn
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menace
reuleaux polygons
guest posts
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logs
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light
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electromagnetic field
dates
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crosswords
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preconditioning
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ucl
pythagoras
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christmas card
mean
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coins
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martin gardner
php
geometry
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people maths
zines
logo
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draughts
london
dataset
correlation
wave scattering
palindromes
computational complexity
craft
trigonometry
rhombicuboctahedron
chess
accuracy
convergence
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pac-man
dinosaurs
finite element method
a gamut of games
ternary
hannah fry
folding paper
triangles
sound
crossnumbers
london underground
binary
tennis
logic
data visualisation
wordle
pokémon
youtube
matrix of minors
the aperiodical
squares
interpolation
misleading statistics
matrix of cofactors
pascal's triangle
anscombe's quartet
bubble bobble
fence posts
wool
signorini conditions
go
folding tube maps
stirling numbers
live stream
polynomials
friendly squares
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rust
harriss spiral
fractals
platonic solids
manchester
stickers
pi approximation day
python
tetris
inverse matrices
cross stitch
mathsjam
flexagons
nonograms
recursion
game of life
propositional calculus
royal baby
datasaurus dozen
bempp
braiding
gaussian elimination
newcastle
standard deviation
tmip
regular expressions
crossnumber
hats
noughts and crosses
world cup
runge's phenomenon
golden ratio
bots
simultaneous equations
weak imposition
puzzles
talking maths in public
turtles
matrix multiplication
advent calendar
kings
graphs
sorting
chebyshev
machine learning
Archive
Show me a random blog post
▼ show ▼
▲ hide ▲
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 2+g-φ-5√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
manchester
mathsjam
news
programming
statistics
flexagons
edinburgh
pokémon
big internet math-off
correlation
errors
anscombe's quartet
the aperiodical
braiding
turtles
arrangement puzzles
platonic solids
harriss spiral
matrix multiplication
pythagoras
python
alphabets
football
accuracy
misleading statistics
map projections
estimation
warwick
royal institution
golden spiral
electromagnetic field
national lottery
manchester science festival
crossnumbers
matrix of cofactors
gerry anderson
matrix of minors
sound
wave scattering
chess
graph theory
speed
numbers
radio 4
asteroids
wool
weak imposition
dragon curves
arithmetic
realhats
probability
hannah fry
friendly squares
stickers
go
determinants
pi
ucl
numerical analysis
game show probability
european cup
data
draughts
dataset
final fantasy
newcastle
weather station
sobolev spaces
cross stitch
matrices
chalkdust magazine
polynomials
exponential growth
plastic ratio
javascript
youtube
interpolation
simultaneous equations
kings
inline code
propositional calculus
binary
zines
regular expressions
folding paper
24 hour maths
coventry
raspberry pi
logo
crosswords
rust
databet
php
finite group
guest posts
logic
runge's phenomenon
datasaurus dozen
triangles
talking maths in public
hexapawn
bempp
palindromes
fractals
sorting
mathslogicbot
squares
mean
rhombicuboctahedron
games
trigonometry
boundary element methods
bodmas
approximation
craft
noughts and crosses
mathsteroids
bluesky
gather town
a gamut of games
reddit
tennis
martin gardner
machine learning
oeis
advent calendar
nine men's morris
pokémon wordle
london underground
cambridge
pascal's triangle
video games
hyperbolic surfaces
world cup
signorini conditions
standard deviation
graphs
people maths
chebyshev
logs
rugby
bots
tmip
pizza cutting
reuleaux polygons
countdown
tetris
fonts
christmas card
puzzles
christmas
kenilworth
stirling numbers
pac-man
pi approximation day
coins
partridge puzzle
london
wordle
live stream
error bars
crossnumber
inverse matrices
computational complexity
hats
game of life
thirteen
gaussian elimination
light
dinosaurs
recursion
dates
geogebra
captain scarlet
bubble bobble
curvature
golden ratio
sport
nonograms
phd
convergence
crochet
matt parker
geometry
latex
fence posts
folding tube maps
books
preconditioning
data visualisation
quadrilaterals
frobel
finite element method
royal baby
ternary
menace
© Matthew Scroggs 2012–2026
on /blog/46