An illustrated fairy tale with sound track built-in. The youngest daughter of the king is outside playing with a ball. After a bad bounce the ball disappears in the depths of the lake. She is very sad about this loss because the ball is her favorite toy. Suddenly the girl hears the voice of a big frog sitting on a water lily. He promises to retrieve her ball. But there is one condition…. The book comprises text, illustrations and sound track built-in.