Logic Puzzle · Play now

Keen

Keen

Fill the grid with numbers that satisfy row, column, and cage clues.

Keen cover
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HOW TO PLAY

How to play Keen

Place a different number from 1 to 4 in each row and column. The numbers in each cage must match its target and arithmetic operation.

Controls

  • Click a cell to enter a number from 1 to 4
  • Select Check to validate; Reset to start again

Tips

  1. Fill single-cell cages first.
  2. Check that no number repeats in a row or column.