You will be given a random number at the start of the game.
There are a set of Chaos Emeralds displayed below. By clicking on
an emerald, you will add a specific amount of points to your total
score.
You objective is to win the game by matching the total score to
the random numbers provided in each crystal. You will however lose
the game if your total score goes above the random number given to
you.
The value of each crystal will be hidden from you until you click
on it. Each time a new game begins, the value of each crystal will
change.