- The 20-Minute Bible Study Workbook - Volume 6: Psalms 1-48, 1 & 2 Thessalonians, Judges, Haggai, Revelation (The 20–Minute Bible Study Workbooks)
- The 20-Minute Bible Study Workbook - Volume 4: Luke, Acts, 1 John, 2 Peter, James (The 20–Minute Bible Study Workbooks)
- The 20-Minute Bible Study Workbook - Volume 5: Genesis, Galatians, Ephesians, Philippians, Colossians, Philemon, 2 & 3 John, Jude (The 20–Minute Bible Study Workbooks)
- The 20-Minute Bible Study Workbook - Volume 2: Matthew, 1 Samuel, 1 & 2 Timothy, Titus, 1 Peter (The 20–Minute Bible Study Workbooks)
- The 20-Minute Bible Study Workbook - Volume 3: Mark, 1 & 2 Corinthians, 2 Samuel (The 20–Minute Bible Study Workbooks)