Oversky ChessStart practice →
REAL GAMES. REAL COMBINATIONS.

Chess puzzle library

A selection of 36 positions from our 100,000-puzzle collection. Choose a challenge, calculate the full combination, and review the replies. Every puzzle comes from a real game; each link opens the same position.

Checkmate

Forks

Sacrifices

Pins

Discovered attacks

Mixed combinations

Want more? The trainer offers all 100,000 puzzles, with difficulty filters, hints and step-by-step replay. No account or subscription required.