Puzzles
Real puzzles from games (Lichess CC0 base), ordered easy to hard. The opponent moves first; you find the best continuation — with the mouse or by dictating it.
By phase of the game
OpeningPunishments in the first moves: undeveloped pieces, uncastled kings and opening blows.0/420MiddlegameThe heart of the game: combinations, attacks on the king and tactics in developed positions.0/420EndgamesTactics with little material: convert your edge or scrape a draw when few pieces remain.0/420General tacticsThe classic patterns: mates in one and two, forks, pins, skewers and discovered attacks.0/420
By tactical theme
ForkOne piece attacks two at once and your opponent can only save one.0/175PinFreeze a piece that shields its king or something worth more, then collect it.0/175SkewerAttack the valuable piece; when it steps aside, the one behind it falls.0/175Discovered attackMove one piece and unveil the attack of the one behind it: two threats at once.0/175Double checkTwo pieces give check at once: the king has to move and there is no way to block it.0/175Mate in 1Find the checkmate in one move. Train your eye to spot the mate at a glance.0/175Mate in 2One forcing move and one to finish: mate in two, whatever the reply.0/175Back-rank mateThe king boxed in on the back rank by its own pawns, and a rook or queen that breaks in.0/175Smothered mateThe knight mates a king smothered by its own pieces.0/175SacrificeGive up material on purpose because what comes next is worth more.0/175Hanging pieceYour opponent left something undefended: find it and take it for free.0/175DeflectionForce a defender away from its post and exploit what it leaves uncovered.0/175
By opening or defense
Italian OpeningTactical positions from the Italian — Giulia's turf.0/175Spanish OpeningTypical blows from the Spanish (Ruy Lopez) — Ruy's turf.0/175Sicilian DefenseThe sharp tactics of the Sicilian — Boris's turf.0/175Queen's GambitTricks and blows in the Queen's Gambit — Greta's turf.0/175London SystemTactics in the London structures — Lonnie's turf.0/175King's Indian DefenseThe King's Indian kingside attack — Ivo's ground.0/175French DefenseBlows against the French pawn chain — Margot's ground.0/175Caro-Kann DefenseTactics in the solid Caro-Kann structures — Karla's ground.0/175Scandinavian DefenseThe queen comes out early: Scandinavian traps and blows — Sven's ground.0/175English OpeningTactics in English Opening positions — Edmund's ground.0/175