25 complete sets of the Come Let Us Reason Together (10 Lessons) correspondence course.
Come, Let Us Reason Together: Complete Course
Lesson 1: But I'm Not Even Sure There Is a God (Pack of 25)
Lesson 2: But I Opted Out of Religion (Pack of 25)
Lesson 3: But I Thought Evolution Proved the Bible Wrong (Pack of 25)
Lesson 4: But You Can't Use the Bible to Prove the Bible (Pack of 25)