The animals want to show how good they are at making tall pyramids! They must be skillfully careful: Who will position the penguin on top of the crocodile, the sheep on top of the penguin, the serpent on the sheep? The hedgehog wants to stand on top of the pyramid but the height is making him dizzy.Tier auf Tier (a.k.a. Animal Upon Animal, Pyramide d'animaux, and Dier op dier) is a simple stacking game, listed for ages 4-99, with 29 cute wooden animals. - BoardGameGeek