When the quarters which Arthur has collected for Mrs. MacGrady's charity drive disappear, Buster attempts to solve the mystery and prove his friend's innocence.

When the gang takes a popularity contest in a girls' magazine, Fern, usually quiet, suddenly turns aggressive and Sue Ellen, typically good at everything, starts to falter in all she attempts, while their friends long for the old Fern and Sue Ellen.

Arthur attends a rock concert in hopes of meeting the famous musical group, Binky.

When Arthur's third-grade class goes hunting for fossils at Rainbow Rock State Park, his friend Buster actually finds one, and instead of turning it in Buster decides to take it home--but he soon regrets his decision.

When Arthur and his friends ride their bikes to school, Francine is embarrassed by her old hand-me-down bicycle. But when she reports her bike is stolen, her friends rally to find the thief. Will they discover the true fate of Francine's bicycle?

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

Arthur and his friends help Buster study for an important test so that he will be able to move on to the fourth grade with them.

When Arthur's third-grade class competes at the Middle Ages Fair they lose at everything. Their only hope for victory is if Arthur can pull a sword from a stone.

If Arthur and Buster cannot find a way to get Francine and the Brain to stop fighting, their soccer team will never make it to the play-offs.