TRUTH LESSONS were compiled to help the saints to learn the truth and be educated in the truth together. There are four levels: Level One, Level Two, Level Three, and Level Four, with each level being progressively deeper than the previous one. Each level consists of four volumes, and each volume will contain twelve lessons respectively. Thus, there will be a total of forty-eight lessons in one year.

The contents of Level One, Volume 1
1. The Bible
2. The Triune God
3. God's Creation
4. Satan's Origin and Rebellion
5. Man's Fall
6. God's Promise of Redemption
7. A Key View of the Old Testament (1) — From Adam to Noah
8. A Key View of the Old Testament (2) — From Abraham to Joseph
9. A Key View of the Old Testament (3) — From Moses to Samuel (1)
10. A Key View of the Old Testament (4) — From Moses to Samuel (2)
11. A Key View of the Old Testament (5) — From David to the Captivity
12. A Key View of the Old Testament (6) — From the Captivity to the Return (1)

Level One, Volume 2
13. A Key View of the Old Testament (7) — From the Captivity to the Return (2)
14. A Key View of the Old Testament (8) — The Old Testament Prophets
15. A Key View of the Old Testament (9) — From the Rebuilding of the Holy Temple and the Holy City to the End of the Old Testament Age
16. The Difference between the New Testament and the Old Testament
17. A Key View of the New Testament (1) — John the Baptist
18. A Key View of the New Testament (2) — Jesus Christ (1)
19. A Key View of the New Testament (3) — Jesus Christ (2)
20. A Key View of the New Testament (4) — The Gospel of Jesus Christ
21. A Key View of the New Testament (5) — Apostles, Prophets, Evangelists, and Shepherd-Teachers
22. A Key View of the New Testament (6) — The Church
23. A Key View of the New Testament (7) — The Kingdom of God
24. A Key View of the New Testament (8) — The New Jerusalem

Level One, Volume 3
25. The Condition of Man after Adam’s Fall
26. God’s Foreknowledge, Selection, and Predestination
27. God’s Calling (1)
28. God’s Calling (2)
29. The Spirit’s Sanctification and Man’s Repentance
30. Believing (1)
31. Believing (2)
32. Baptism (1)
33. Baptism (2)
34. Joined to the Processed Triune God (1)
35. Joined to the Processed Triune God (2)
36. Redemption (1) Forgiveness of Sins and Freedom

Level One, Volume 4
37. Redemption (2) Washing
38. Redemption (3) Sanctification
39. Redemption (4) Justification
40. Redemption (5) Reconciliation
41. Made a New Creation (1) Being Regenerated
42. Made a New Creation (2) Receiving the Holy Spirit and Having the Eternal Life
43. Made a New Creation (3) Being Renewed
44. Made a New Creation (4) Being Transferred
45. Made a New Creation (5) Being Freed
46. Salvation
47. The Assurance and Security of Salvation
48. The Clearance of the Past