Guide sixteen wooden animals across the river with only two simple rules: each can only cross the bridge one at a time, and they must go over in a certain order. AnimalLogic is a perfect way to develop your little one's problem solving skills. Five difficulty levels provide a progressive challenge and hours of fun. Set includes four lions, four hippos, four giraffes, and four camels, one durable game board, and one game notebook including sixty puzzles and solutions. Fun for the whole family, gameplay is good for one or more players. Ages 5 and up.