The Tactics Ladder Intermediate II: 500 Chess Puzzles, 1400 Rating Level, 2nd Edition

The Tactics Ladder Intermediate I: 500 Chess Puzzles, 1200 Rating Level, 2nd Edition

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

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

The Tactics Ladder Advanced II: 500 Chess Puzzles, 2000 Rating Level, 2nd Edition