books by subject
Brain Teaser Games

Horrible Histories Special: Scotland

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

"Guardian" Crosswords: Quick One (Guardian Newspapers Ltd)

Codes and Ciphers

Jay's Virtual Pub Quiz 2

The Times KenKen Book 4: The new brain-training puzzle phenomenon (The Times Puzzle Books)

Tarquin Sudoku: Logical Puzzles to Test Your Reasoning Powers and How to Create Them

The History of the World Quiz Book: 1,000 Questions and Answers to Test Your Knowledge

Big Book of Su Doku 9: 300 Su Doku puzzles (Collins Su Doku)

Sudoku

Body and Health (Knowledge Quest S.)

Collins Bradford's Crossword Solver's Dictionary

Chambers Crossword Manual, 5th Edition

Super Word Search

Word Search

Large Print Word Search

The Little Book of Puzzles

52 Things to Do While You Poo: The Sudoku Puzzle Book: Hilarious Poop-themed Sudoku Puzzles to Keep You Occupied: A Funny Bathroom Activity Book

As Easy As Pi: Stuff about numbers that isn't (just) maths

Interesting Facts For Curious Minds: 1572 Random But Mind-Blowing Facts About History, Science, Pop Culture And Everything In Between

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

Wordsearch Selection

ITN Book of Firsts: The Invention and Origin of Nearly Everything

The 20th Century Quiz Book

Test Your Brain Power

Su Doku Solver

Ripley's Believe It or Not! 2023

The "Daily Mail" 30 Second Challenge: v. 2

The "Daily Mail" 30 Second Challenge: v. 1
