MATH GAMES: ORDER OF OPERATIONS

Here you have a math game that deals with the order of the operations. To begin with, click "next" . To play the game, click every mathematic expression and after that click the result inside the central square.
If you make the exercise correctly you'll discover a coloured drawing!!!
Remember to follow the right order of the operations (in english they use : BODMAS).....

..... BODMAS? It stands for :

B: Brackets first
O: Orders (i.e. Powers and Square Roots, etc.)
DM: Division and Multiplication (left-to-right)
AS: Addition and Subtraction (left-to-right)

http://www.dositey.com/2008/math/m/mystery2AD.htm