Unlock action and fun with the Fisher-Price Umizoomi Millis Tree House. You can help Milli rescue the chicks from the roof of the tree house by matching shapes, numbers and patterns. Each correct match unlocks an action for Milli, such as lowering the ladder, putting baby chicks back in their nest and finding apples on the tree. Includes Milli, a wagon, chicks and a nest. Ages 2 and up.