Positions Scoreboard About

Fast-paced chess puzzles. Choose a game mode to get started.

Infinity

Blaze through endless puzzles. Change the difficulty to challenge yourself.

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Speedrun

Solve a sequence of puzzles as fast as you can. Set your personal best, then beat it.

Best time: None

Repetition

Use repetition to learn. Quickly solve puzzles without mistakes to unlock the next level.

Level 1 — Just warming up