mscroggs.co.uk
mscroggs.co.uk

subscribe

Comment

Comments

Comments in green were written by me. Comments in blue were not written by me.
Is it correct that the rules allow for all four inhabitants to be lying about everything?
Jonathan
on /blog/69
               
@Jonathan: Yes, they could all be lying. But one might contradict another at some point to make this impossible...
Matthew
on /blog/69
               
@Matthew: If an inhabitant is a liar, do they always lie?
(anonymous)
on /blog/69
               
@(anonymous): Yes. Every islander will either always tell the truth or always lie.
Matthew
on /blog/69
               

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

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

Archive

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