The Achievement Box contains 30 circles with letters and 30 with drawings. Arrange them on the table with the back up. Play clockwise. Start with the smallest player. It reverses two circles. If one of them is a drawing and the other is the letter with which this drawing begins, takes the circles and reverses new two. If they match the same. So until it comes down to a losing combination of two different drawings, or two different letters, or a drawing that doesn't start with the corresponding letter. Then reverses the last two circles with the back up and continues the next player.Everyone must be careful and remember where the drawings and letters are. Circles. Dimensions of the case: 175 x 125 x 25 mm. 
