# Blog

## Archive

Show me a random blog post**2018**

### Mar 2018

A 20,000-to-1 baby?World Cup stickers 2018

### Jan 2018

*Origins of World War I*

Christmas (2017) is over

**2017**

**2016**

**2015**

**2014**

**2013**

**2012**

## Tags

folding paper folding tube maps london underground platonic solids london rhombicuboctahedron raspberry pi weather station programming python php inline code news royal baby probability game show probability christmas flexagons frobel coins reuleaux polygons countdown football world cup sport stickers tennis braiding craft wool emf camp people maths trigonometry logic propositional calculus twitter mathslogicbot oeis matt parker pac-man graph theory video games games chalkdust magazine menace machine learning javascript martin gardner reddit national lottery rugby puzzles game of life dragon curves fractals pythagoras geometry triangles european cup dates palindromes chalkdust christmas card ternary bubble bobble asteroids final fantasy curvature binary arithmetic bodmas statistics error bars estimation accuracy misleading statistics pizza cutting captain scarlet gerry anderson light sound speed manchester science festival manchester a gamut of games**2014-03-29**

## New machine unfriendly £1 coin, pt. 2

Following my last post, I wrote to my MP (click to enlarge):

Today I received this reply (click to enlarge):

I'm excited about hearing what the Treasury has to say about it...

### Similar posts

The end of coins of constant width | New machine unfriendly £1 coin | A 20,000-to-1 baby? | World Cup stickers 2018 |

### Comments

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