Marc Tolon Brown

Arthur doesn't believe that his little sister can really read, so he challenges her to prove it.

Their friends must decide which party to attend when Francine schedules her birthday party for the same day as Arthur's birthday party.

Text and illustrations of dinosaur characters introduce aspects of divorce such as its causes and effects, living with a single parent, spending holidays in two separate households, and adjusting to a stepparent.

Arthur's determination to prove he is responsible enough to have a puppy brings him a menagerie of animals to care for.

Arthur's wrong guess about the identity of the secret admirer sending him valentine messages leads to teasing by the other children, but clues in additional messages allow him to get his due.

When Arthur starts talking about his school project involving a Big Green Machine, D.W. imagines a scary contraption that will turn everyone green.

Arthur, tired of being the only one in his class who still has all his baby teeth, waits impatiently for his loose tooth to fall out.

After finally getting her first library card, Arthur's little sister D.W. tries to check out her favorite book, with humorous results.

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

D.W. graduates from a tricycle to her first two-wheeler and under Arthur's careful guidance learns the basics of bicycle safety.