mscroggs.co.uk
mscroggs.co.uk

subscribe

Comment

Comments

Comments in green were written by me. Comments in blue were not written by me.
I think questions 11 and 12 could use some some clarification as to whether or not single-digit numbers should count.
Dan
on /blog/92
               
@Dan: one digit numbers count
Matthew
on /blog/92
   ×1            
@Matthew: Thanks, I figured they did but it was good to get confirmation.
Dan
on /blog/92
               

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

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

Archive

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