mscroggs.co.uk
mscroggs.co.uk

subscribe

Comment

Comments

Comments in green were written by me. Comments in blue were not written by me.
Nice puzzle set as always. For those of you using the "plain/printable format", it does drop 1 key piece of info on clue 12 that can lead to an unclear clue: the digits are already in the right order. If you allow for rearrangements, there's 2 possible strings that satisfy all the clues I think.
Marty
on /blog/86
               
@Marty: Yes, I'm in the middle of correcting the clues page to add these details back
Matthew
on /blog/86
   ×1            

Archive

Show me a random blog post
 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 ▼
 2022 
▼ show ▼
 2021 
▼ show ▼
 2020 
▼ show ▼
 2019 
▼ show ▼
 2018 
▼ show ▼
 2017 
▼ show ▼
 2016 
▼ show ▼
 2015 
▼ show ▼
 2014 
▼ show ▼
 2013 
▼ show ▼
 2012 
▼ show ▼

Tags

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

Archive

Show me a random blog post
▼ show ▼
© Matthew Scroggs 2012–2026