Hilarity ensues when siblings set out to build a simple dam in this charming picture book for young children. Siblings May, Lily, and Noah build a dam. Stone by stone, their dam grows higher and higher, until their creation attracts the attention of fishermen, pirates, and even the King and his fleet. The sky's the limit, until Noah wants his stone back . Each page builds upon the previous scene as the children's imaginations also grow. Children will delight in pointing out the changing details on each page as they laugh along to this picture book about the boundlessness of imagination and sibling friendship.