You will be given a radom number at the start of the game that you need to match to win.
There are four crystals. By clicking on a crystal you will add a specific amount of points to your total score.
You win the game by matching your total score to the number to match, you lose the game if your total score goes above the number to match.
The value of each crystal is hidden from you until you click on it.
Each time when the game starts, the game will change the values of each crystal.
Number to match:
Your total score is: