Master the Invisible Board
Improve your chess visualization, calculate deeper, and reduce blunders through focused blindfold drills.
Select Training Mode
Board Basics
Square Colors
Rapid fire: identify whether any square is light or dark without seeing the board.
Board Geometry
Knight Vision
Train the knight’s L-shape by finding legal knight jumps and move counts.
Board Geometry
Diagonal Scanner
Spot bishop diagonals and same-diagonal squares from memory.
Line Vision
Line Scanner
Recognize rank, file, and diagonal paths between two squares.
Visualization
King Distance
Estimate the minimum king moves between two squares.
Opening Memory
Move Recall
Follow a short opening sequence, then answer what is on a hidden square.
Position Memory
Piece Finder
Track the position and locate a specific piece after the sequence.
Calculation
Attack Map
After the sequence, identify which piece attacks a target square.
Tactical Memory
Capture Tracker
Remember exchanges and identify what was captured during the line.
New: 9 exercise types, 8 drills per session, keyboard shortcuts — Space/Right Arrow for moves and 1–4 for answers.
Difficulty