Flat Stanley travels to Washington D.C. to receive a special award from the President herself, but even after all his adventures, he is still not sure if he deserves to be called a hero.
Confident that Stanley can succeed where international spies and thieves have failed, Stanley's mom--who loves to cook--mails him to Mexico to get a secret herbal ingredient that she must have.
Flat Stanley, his father, and his brother travel to Africa in search of a recently discovered flat skull, hoping it will provide clues to Stanley's condition.
