books by subject
Mathematical Games

The Numbers Game: Why Everything You Know About Football is Wrong

I Used to Know That: Maths

A Brief Guide to the Great Equations: The Hunt for Cosmic Beauty in Numbers (Brief Histories)

Maths in 100 Key Breakthroughs

The Secret Life of Bletchley Park: The History of the Wartime Codebreaking Centre by the Men and Women Who Were There

Taking Sudoku Seriously: The Math Behind the World's Most Popular Pencil Puzzle

The Math Book: From Pythagoras to the 57th Dimension, 250 Milestones in the History of Mathematics

Zero: The Biography of a Dangerous Idea

Professor Povey's Perplexing Problems: Pre-University Physics and Maths Puzzles with Solutions

The Monty Hall Problem: The Remarkable Story of Math's Most Contentious Brain Teaser
