Solve to achieve checkmate in three moves. Select from a collection of classical problems. Track progress and review solutions after each attempt. Adjust difficulty settings to match skill level.
This game uses a liquid physics engine where germs engulf and pull each other apart. It is simple to understand and play, with options for new levels, high scores, and user-created content.
Allows users to analyze openings with statistical data and ECO codes. Compare moves side by side and export in PGN format. Build custom repertoires, add comments, and classify move sequences automatically.
Play against the computer or another player. View available moves and take back moves. Get hints and choose from five difficulty levels. Includes sounds and a clock.
Play chess with a 3D board and rotatable pieces. Challenge the computer on three difficulty levels or compete online against real players. Track moves, undo turns, and view piece statistics. Save games and review match history.