You will be given and random number at the start of the game. By clicking on any crystals you will add a specific amount of points to your total score. You will win the game by matching your total score to random number, you lose the game if your total score goes above the random number. The value of each crystal is hidden from you until your click on it. Each time when the game starts, the game will change the valu Each time when the game starts, the game will change the values of each crystal.