CrazySudokuBoom - Really Boom Game

This smart point system, wherein your score is based on 1) the value of each number multiplied (at the time of its match) by a multiplier that decreases in time and 2) the value of each block, row, column multiplied (at the time of its completion) by the decreasing multiplier

...Thousands of puzzles, all free. Top class puzzles with selectable level of difficulty :)