Wake up with the sound of music. Internet alarm clock at:
Music Alarm Clock
Sudoku rules are very easy:
Fill in the grid so that each row, column and 3x3 box must end up containing all of the numbers from 1 to 9. In other words, every number from 1 to 9 must appear in:
Each of the nine vertical columns. Each of the nine horizontal rows.Each of the nine 3x3 boxes.