This game is very similar to the popular Japanese Crossword - Sudoku. But it kind of changed a bit - the usual squares steel triangles. You need to insert the digits from 1 to 9 with the mouse. The figures should not be repeated in one triangle, and on the perimeter lines. In the middle of a large triangle is a triangle on the lower, which consists of three green lines, they also can not repeat the numbers from 1 to 9. Who was the first time encountered this kind of puzzles. Take for a start the level easier.