When Buster defeats the Brain in a math contest, he is chosen for the school mathathon. Crushed, the Brain says he's decided to become a comedian and declares Buster the new "brain."

Muffy is no sure that Francine can't be nice for an entire week that she bets her Princess Peach watch on it now it's up to Francine to keep her temper, will she be able to do it?

Alfred the aardvark lives with his mother on the "A" page of the dictionary, and when his pet ant, Itty Bitty, slips out of the ant farm to visit the zoo, Alfred goes after him, digging all the way down to "Z."

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

Arthur starts saving the money he earns in order to buy a surprise birthday present for D.W.

At Prunella's half-birthday party, her sister unveils a fortune-telling cootie catcher that seems to be able to predict the future.

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

The class homework assignment is to write a story, and everyone seems to be writing about something interesting ... except Arthur. Will he find something he cares to write about or will his story be a big mess?

Arthur is thrilled when he gets a new puppy. He's had a lot of experience with pets so he knows they're as much work as they are fun. Even so, when Pal tears the living room apart, wets on everything, and refuses to wear his leash, Arthur gets worried. His parents are unhappy with Pal's behavior and even D.W. seems ready to banish the boisterous puppy to the garage. What if Arthur can't control Pal--and Pal gets sent away to live on a farm? Readers...