Philosophy: A Complete Introduction: Teach Yourself

Critical Thinking: A Beginner's Guide

The Philosophy Book for Beginners: A Brief Introduction to Great Thinkers and Big Ideas

Medieval Philosophy: A Beginner's Guide

Big Thinkers and Big Ideas: An Introduction to Eastern and Western Philosophy for Kids

Black Market Truth

Big Thinkers and Big Ideas: An Introduction to Eastern and Western Philosophers for Kids

Philosophy for Teens: Questioning Life's Big Ideas (Grades 7-12)

More Philosophy for Teens: Examining Reality and Knowledge (Grades 7-12)