The Tactics Ladder Beginner III: 500 Chess Puzzles, 1000 Rating Level, 2nd Edition

The Tactics Ladder Beginner I: 500 Chess Puzzles, 600 Rating level, 2nd edition

The Tactics Ladder Beginner II: 500 Chess Puzzles, 800 Rating level, 2nd edition

The Tactics Ladder Intermediate III: 500 Chess Puzzles, 1600 Rating Level, 2nd Edition

The Tactics Ladder Expert: 500 Chess Puzzles, 2200 Rating Level, 2nd Edition