- The Evidence of Things Not Seen (2001): A non-fiction book about the scientific evidence for the existence of God.
- Leaving the Fold: A Guide for Former Fundamentalists and Others Leaving Their Religion (2010): A self-help book for those who are leaving fundamentalist or other religious groups.
- The Purpose Driven Life: What on Earth Am I Here For? (2012): A self-help book based on the teachings of Rick Warren.
- The Life After Death Blog: A Collection of Stories, Poems, and Insights (2013): A collection of short stories, poems, and essays about life after death.
- The Atheist's Guide to Reality: Enjoying Life Without Illusions (2014): A book that argues that atheism is the most rational and satisfying worldview.
- Jesus, the One and Only: Why the Jesus of History is the Only Savior (2015): A book that argues that Jesus Christ is the only way to salvation.