it started in one room
Every strong player started with one move.
Sit down with a coach, play a game, and find out where you actually stand. No commitment until you know.
Begin your journeyTakes two minutes to arrange · no card, no commitment
Tools · Tactics
Make your progress count.
Every run climbs
— puzzles loaded · rating rises inside each stage · nothing repeats within a run
The clock does not start until the first board is ready.
Something went wrong fetching the puzzle set.
White to play
Mate in one
Drag a piece, or tap it and tap where it goes. An illegal move just puts the piece back.
Time!
Puzzles solved
New personal best
Puzzle ratings describe how hard each position is — they are not your rating, and they are not a FIDE rating. Local validation averaged 0ms per move this run.
it started in one room
Sit down with a coach, play a game, and find out where you actually stand. No commitment until you know.
Begin your journeyTakes two minutes to arrange · no card, no commitment