Duolingo Data:
Chess from English 199 Units, 199 different lessons:

You can sort them alphabetically by clicking on the header.

TeachingObjective
Piece movement
Capturing and attacking
Defending your pieces
Check, attacking the king
Checkmate, the point of the game
Starting the game
Piece value and favorable captures
Safety and checkmate practice
Practicing a match
Stalemate and checkmate patterns
Exchanges
Pawn promotion and races
Forks
Checkmate practice
Absolute pins
Understanding the pawn
Practicing planning for checkmate
Continuing the opening
Exploiting pins
Smothered mate and skewers
Sacrifice
Discovered and double attacks
Discovered and double check
Checkmate tactics
Battery
Removing defenses and connecting rooks
Gaining material
Piling up on pins
Intermediate moves
Defending against mate
Common endgame practice
Forcing moves and double checkmate
Forks and Lolli’s mate
Pins and cross pins
Forcing draws
Escaping forks
Escaping pins
Mastering discovered and double attacks
Understanding the rook
Clearance sacrifice
Checkmate training
X-ray attacks
Escaping attacks and checks
Defending tactics
Opposition
Complex pins
Developing pieces
Understanding the queen
Early game checkmates
Trapped pieces
Opening traps
Gaining material
Checkmate practice
Multi-piece tactics
Importance of pawns
Checkmate practice
Opening a match
Attacking tactics
Interference
Escaping tactics
Deflection
Checkmate prevention
Mastering common endgames
Attraction
Defending tactics
Mastering the bishop
Planning the checkmate
Multipiece tactics
Advanced pawns
Early game checkmates and traps
Gaining material
Mastering the knight
Zugzwang
Mating nets
Middlegame practice
Planning sacrifices
Isolated and backward pawns
Draws, intermezzo, and zugzwang
Mastering the king
Opposition
Discovered checks
Knight mates
Doubling rooks and Alekhine's gun
Sacrifices
Passed pawns
Improving your pieces
Early game tactics
Improving your rooks and queen
Rook and bishop mates
Pawn races and breakthroughs
Knowing when to trade
More rook mates
Bishop attacks
Pawn power
Queen and bishop mates
Queen forks
Shouldering and zugzwang
Bishop pair mates
Rooks on the pawn row
Attacks on a castled king
Rook and knight mates
Interference and intermezzo
Minor piece checkmates
Practicing checkmating patterns
Opening repertoire
Defending tactics
Discovered attacks
Mastering the knight
Attacking tactics
Gaining advantage in the early game
Mastering the pawn
Planning sacrifices
Practicing frequent checkmates
Middlegame practice
Exploiting mistakes
Mastering the king
Multipiece tactics
Obtaining the advantage
Surprising your opponent
Improving your position
Mastering the queen
Endgame practice
Avoiding attacks
Mastering the rook
Mastering checkmates
Mastering the seventh rank
Mastering the bishop
Disadvantages
Tricky endgames
Attraction and clearance
Midgame tactics I
Balanced focus I
Longer checkmates I
Clearance and deflection
Attraction and midgame
Midgame tactics II
Balanced focus II
Endgames I
Endgames II
Midgame tactics III
Rook and queen endgames
Bishop and knight endgames
Checkmate practice
Discovered and double attacks
Longer checkmates II
Balanced focus III
Pawn endgames and promotions
Deflection and attraction
Winning pieces
Balanced focus IV
Early game
Midgame tactics I
Rook and queen endgames
Bishop and knight endgames
Checkmate practice
Discovered and double attacks I
Longer checkmates
Balanced focus
Pawn endgames and promotions
Deflection and attraction
Winning pieces
Balanced focus
Early game
Disadvantages
Tricky endgames
Attraction and clearance
Midgame tactics II
Balanced focus
Longer checkmates
Clearance and deflection
Attraction and midgame
Midgame tactics III
Balanced focus
Endgames I
Endgames II
Strategic balance I
Checkmate mastery I
Tactical precision
Positional play
Advanced tactics I
Strategic balance II
Complex endgames I
Complex endgames II
Advanced tactics II
Complex endgames III
Piece endgames
Checkmate mastery II
Advanced discovered attacks
Long checkmates
Strategic balance III
Pawn structure
Tactical combinations I
Material advantage
Strategic balance IV
Opening principles
Comeback tactics
Endgame finesse
Tactical combinations II
Advanced tactics III

Edited by Mat!/Ozone, 2026/05/16.