Jealous when Arthur loses a tooth and receives money for it, his sister tries to trick the Tooth Fairy into also visiting her.

Arthur and D.W. do not know what is wrong with Baby Kate when they take her to the neighborhood fair--but Pal the puppy does.

Arthur and his friends discover that the new boy at school is different from what they first thought.

After hearing about the exciting summer vacations of his classmates, Arthur decides to write an embellished version of his own summer experiences.

Arthur's sister DW tries to use a reading trick to get Arthur to change Baby Kate's diapers.