- Doctrine of the Holy Spirit—Taught by Dr. John W. Lewis.
- Soteriology—This course covers the doctrine of salvation. Topics such as repentance, faith, justification, adoption, sanctification, and regeneration are covered. Taught by Dr. John W. Lewis.
- Bibliology—This course covers the basis of authority, inspiration, preservation, and illumination. Taught by Dr. John W. Lewis.
- Ecclesiology—This course covers the foundation of the Church, the origin of the Church, the mission of the Church, the goal of the Church, and the scriptural proofs of the Body of Christ. Taught by Dr. John W. Lewis.
- Eschatology—This course offers an exciting study dealing with the Rapture, our new glorified body, the Judgment Seat of Christ, the Marriage Supper of the Lamb, the Tribulation Period, the Second Coming, and the Millennial Reign of Christ. Taught by Dr. John W. Lewis.
- The Doctrine of the Trinity—This is a study that brings out the Bible evidences of the Trinity, the three-in-one. Taught by Dr. John W. Lewis.
- The Doctrine of Faith—This course deals with biblical faith and how it is necessary for the Christian life; it deals with the fundamentals. Taught by Dr. John W. Lewis.
- Demonology—This is an interesting study of demons. It presents a look at the power of demons, the origin of demons, the forms of demons, demon possession, the casting out of demons, etc. Taught by Dr. Mark W. Lewis.
- Satanology—This is an in-depth study of Satan. Such topics as his existence, personality, names, activities, and much more are covered. Taught by Dr. Mark W. Lewis.
- Angelology—This is the study of the doctrine of angels. Topics such as their origin, names, characteristics, works, and much more are covered. Taught by Dr. Mark W. Lewis.
- The Doctrine of Prayer—A tremendous course dealing with the real meaning of prayer, this course is a must for the Bible student, pastor, evangelist, Bible teacher, deacon, and lay speaker. Taught by Dr. John W. Lewis.
- The Doctrine of Heaven and Hell—This course is a scriptural study of Heaven and Hell and is a confidence-builder as this doctrine is proved by using many Scriptures in the Bible. Taught by Dr. John W. Lewis.
