Little Mouse looks around with great curiosity. He finds everything interesting, even his friends' potties. After a while, they also want to know what's in Little Mouse's potty. But wait, why is it empty? Oh! Little Mouse has decided he is a Big Mouse now!
This witty picture book with flaps is the sequel to the international classic Peek-a-Poo What's in Your Diaper? Lots of fun for young and old.