Many courses are now available at sale prices. Each course goes on sale at least once a year—we produce a large quantity and pass the savings on to our customers.

• Albert Einstein: Physicist, Philosopher, Humanitarian
• American Ideals: Founding a "Republic of Virtue"
• American Mind
• American Mind & Cycles of American Political Thought (Set)
• Art of Critical Decision Making & Argumentation: The Study of Effective Reasoning, 2nd Edition (Set)
• Augustine: Philosopher and Saint
• Consciousness and Its Implications
• Emerson, Thoreau, and the Transcendentalist Movement
• Emerson, Thoreau, and the Transcendentalist Movement & No Excuses: Existentialism and the Meaning of Life (Set)
• European Thought and Culture in the 19th Century
• European Thought and Culture in the 20th Century
• Great Ideas of Philosophy, 2nd Edition
• Great Minds of the Western Intellectual Tradition, 3rd Edition
• Great Scientific Ideas That Changed the World
• History of Freedom
• History of Freedom & Books That Have Made History: Books That Can Change Your Life (Set)
• Introduction to Greek Philosophy
• Jewish Intellectual History: 16th to 20th Century
• Machiavelli in Context
• Mathematics, Philosophy, and the "Real World"
• No Excuses: Existentialism and the Meaning of Life
• Peoples and Cultures of the World & Story of Human Language (Set)
• Philosophy of Mind: Brains, Consciousness, and Thinking Machines
• Power over People: Classical and Modern Political Theory
• Reason & Faith: Philosophy in the Middle Ages
• Science and Religion
• Science and Religion & Consciousness and Its Implications (Set)
• Science Wars: What Scientists Know and How They Know It
• St. Augustine’s Confessions
• Tools of Thinking: Understanding the World Through Experience and Reason
• Voltaire and the Triumph of the Enlightenment
• Wisdom of History
• Wisdom of History & Life Lessons from the Great Books (Set)