- The Practice of the Presence of God: A 40-Day Devotion Based on Brother Lawrence's The Practice of the Presence of God
- The Screwtape Letters Study Guide: A Bible Study on the C.S. Lewis Book the Screwtape Letters
- The Screwtape Letters Study Guide for Teens: A Bible Study for Teenagers on the C.S. Lewis Book The Screwtape Letters
- The Carols of Christmas: Daily Advent Devotions on Classic Christmas Carols
- The Great Divorce Study Guide: A Bible Study on The Great Divorce by C.S. Lewis