mscroggs.co.uk

mscroggs.co.uk

blog puzzles academic talks contact subscribe ↓ ☰ ↓

Comment

Comments

Comments in green were written by me. Comments in blue were not written by me.

2023-01-10

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

Jan 2024

Christmas (2023) is over

2023

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

Tags

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

Archive

Show me a random blog post
▼ show ▼

© Matthew Scroggs 2012–2026