Bernard Bolzano: His Life and Work

Sophie's World

Zero: The Biography of a Dangerous Idea

Being Logical: A Guide to Good Thinking

Think: A Compelling Introduction to Philosophy

Story of Philosophy

The Consolations of Philosophy

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

The Lessons of History

Straw Dogs: Thoughts On Humans And Other Animals

Humble Pi: A Comedy of Maths Errors

Philosophical Investigations: Edition 4

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

The Philosopher's Book of Questions & Answers: Questions to Open Your Mind

How to Win Every Argument: The Use and Abuse of Logic, Edition 2

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

A Course in Miracles - Explanations of Major Themes

The Cartoon Introduction to Philosophy