His/Her workbooks
Schedule time to do these exercises individually, and then come together to review and discuss your answers.
Remember, "differences" may be great places to practice active listening, listening for wounds, judgments, etc., and praying for each other using your Freedom for Life Workbook.
Exercise 1 - Your Personal 10 Commandments
Exercise 3 - From Idealizing to Realizing Your Partner
Exercise 4 - Exploring Unfinished Business
Exercise 5 - Assessing Your Self Image