17 Basic lessons:

1. Completing the opening
2. Discovered and double check
3. Attack on a pinned piece
4. Mate through access
5. The square of the pawn
6. Eliminating the defence
7. Defending against a double attack
8. Mini plan
9. Draw
10. X-ray
11. The opening
12. Defending against a pin
13. Mobility
14. Key squares (1)
15. Pinned pieces
16. Threats
17. Key squares (2)

14 lessons for workbook 'Plus':

1. The X-ray effect
2. Pinned pieces
3. The rook pawn
4. The intermediate move
5. Vulnerability in the opening
6. Mini plans
7. Mate
8. Elimination of the defence
9. Under-promotion
10. Development
11. Pinning
12. Defend against mate
13. The square of the pawn
14. The discovered attack

Articles about:

• Thinking ahead
• Knowledge and skills
• Homework
• Training games
• Discussing the games
• Help
• Competition formats

Lesson summaries for:

• Discovered attack: double check
• Attack on a pinned piece
• Access and mating patterns
• Pawn ending: the square of the pawn
• Eliminating the defence
• Defending against the double attack
• Draw
• X-ray
• Defending against the pin
• Mobility
• Key squares
• A pinned piece is a bad defender

+ 489 positions diagrammed