Crystal Collector!

You will be given a random number at the start of the game.

The are four crystals below. 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 random number displayed in the green box.

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.