How to Solve It: A New Aspect of Mathematical Method

Logically Fallacious: The Ultimate Collection of Over 300 Logical Fallacies (Academic Edition)

An Illustrated Book of Bad Arguments: Learn the Lost Art of Making Sense (Bad Arguments)

Fast Math: Learn the Secrets of Mental Math: By Using Vedic Math and Other Math Tricks to Perform Mental Calculations from Multiplication to Percentages without Calculators

536 Puzzles and Curious Problems

Foundations and Fundamental Concepts of Mathematics

Handbook of Epistemology

Logic: A Very Short Introduction: Edition 2

That's Maths: The Mathematical Magic in Everyday Life

The Canterbury Puzzles and Other Curious Problems

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