Alex Through the Looking-Glass: How Life Reflects Numbers, and Numbers Reflect Life

Euclid's Window: The Story of Geometry from Parallel Lines to Hyperspace

Can You Solve My Problems?: A casebook of ingenious, perplexing and totally satisfying puzzles

My Best Mathematical and Logic Puzzles

Think Twice: Simple puzzles (almost) everyone gets wrong

The Moscow Puzzles: 359 Mathematical Recreations

So You Think You've Got Problems?: Surprising and rewarding puzzles to sharpen your mind

Math Storm Olympiad Problems

The Language Lover's Puzzle Book: Lexical perplexities and cracking conundrums from across the globe

Short-Cut Math

What Is Mathematics?: An Elementary Approach to Ideas and Methods, Edition 2

Origami Design Secrets: Mathematical Methods for an Ancient Art, Second Edition, Edition 2

The Calculus Story: A Mathematical Adventure

Concepts of Modern Mathematics

Humble Pi: A Comedy of Maths Errors

536 Puzzles and Curious Problems

Math Practice, Grade 3

The Wonder Book of Geometry: A Mathematical Story

Alan Turing: The Enigma: The Book That Inspired the Film The Imitation Game - Updated Edition