Tridoku puzzles contains 9 large triangles. Rules: 1. The numbers 1 to 9 must be placed into each large triange. 2. Each of the three legs of the inner shaded triangle must contains numbers 1 to 9 3. Each of the three legs of the outer shaded triangle must contains numbers 1 to 9 4. No two neighboring (touching) cells may contain the same numbers **** Tridoku features **** # Content - 5 difficulty levels - Unlimited Mode generates random puzzles # Features - "Hint" auto fills the board with