Guided lessons
Learn Go
From captures, atari and eyes to life-and-death and ko. Every step is hands-on — get it right on the board to move on.
Play Your First Game
Play a complete 9×9 game against the AI.Beginnings: Play Your First Game
The rules, capturing, two-eye life, then a real 9×9 game.Practice Games
Play a real game against KataGo, move by move.Stop Losing Groups
Spot captures and ataris; keep your stones safe.Tactics: Atari, Connect & Cut
Liberties, atari, running, connecting, cutting, vital points.Tactics: Capturing Techniques
Double atari, ladder, snapback, net, races, cuts, shape.Practice Problems
Short exercises — capture, atari, life and death.- P1 · Capture in the CornerBeginner
- P2 · Capture Two StonesElementary
- P3 · Find the Double AtariElementary
- P4 · First-Line CaptureElementary
- P5 · Escape AtariElementary
- P6 · Atari Toward StrengthElementary
- P7 · Live: Split the ThreeIntermediate
- P8 · Kill: Take the CentreIntermediate
- P9 · Capture Two in the CornerElementary
- P10 · Capture on the SideElementary
- P11 · Start the LadderElementary
- P12 · Double Atari (Vertical)Elementary
- P13 · Capture in the CentreBeginner
- P14 · Capture on the Second LineBeginner
- P15 · Capture Two StonesBeginner
- P16 · Capture Three on the First LineElementary
Ladder Problems
Read ladders along the edge; know when they work or fail.Net & Cap Problems
Catch stones with loose nets — no atari required.Keep Groups Alive
Make two eyes; kill the opponent’s eyeless groups.Life & Death: Keep Groups Alive
Two eyes, vital points, making life, killing, ko life.Life & Death Problems
Graded tsumego: make life, kill, recognise alive shapes.- T1 · Make Two Eyes (straight three)Beginner
- T2 · Kill (straight three)Beginner
- T3 · Make Two Eyes (bent three)Beginner
- T4 · Dead Shape (square four)Beginner
- T5 · Alive Shape (straight four)Beginner
- T6 · Kill Review (straight three)Beginner
- T7 · Make Life ReviewBeginner
- T8 · Alive Shape (rectangular six)Elementary
- T9 · Make Life (T-four)Elementary
- T10 · Kill (flower five)Elementary
- T11 · Corner KillIntermediate
Tesuji Problems
Throw-ins, double atari, rolling, attacking the vital point.Play a Decent Game
Open in the corners, build territory, finish games.The Opening: Corners & Frameworks
Corners, star points, joseki, 3-3 invasion.The Middle Game: Attack & Influence
Thickness, sente/gote, big vs urgent, invasions.The Endgame & Beyond
Scoring, endgame counting, a full graduation game.84 lessons, all authored for this site.