Ice Age is a Sudoku of people interaction and strategy. Ice Age is a 30 minute one to four player Sudoku game. The goal of the game is to complete a 4x5 Sudoku puzzle or a 5x5 puzzle in a single player game. In each round, players roll four dice simultaneously, and begin with the starting player, each player takes one action per turn to place, remove, or replace a number base on the number rolled. Player may also use other's dice, except number 6, the joker. When all dice are used or players passed, a round ends. When a row of 1 to 5 is completed, player receives victor point based on the time of completion. When a player finishes the puzzle or 7th round ends, game ends, and the player with highest score wins the game.