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 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
on /blog/100
×7   ×7   ×7   ×7   ×7   

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

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

Archive

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