The Stamp Game consists of a wooden box with lid and compartments containing green, blue and red numbered wooden tiles, wooden skittles and counters. The set includes 50 each of the tiles numbered 1, 10 and 100, and 20 tiles numbered 1000 (170 tiles in total). The game itself is used to teach basic and dynamic math operations (addition, subtraction, multiplication and division) with the pieces representing units, tens, hundreds and thousands. The set comes in a lidded box measuring 30 x 18 cm. Learn more about how to use the Stamp Game at InfoMontessori.