Principal Wagner confidently deals with a faculty washroom crisis, a psychic parrot, and a terrorizing gerbil, but when sixty-five erasers go missing, he enlists the help of the school's best problem solver and locator of lost items, twelve-year-old Lyle Williams, aka Mudshark.

A tiny minnow wearing a pale blue bowler hat has a thing or two up his fins in this underwater light-on-dark chase scene.

Biscuit the dog helps reunite a lost teddy bear with its owner.

Penny feels guilty after taking a beautiful blue marble that she sees in Mrs. Goodwin's grass, but gets a pleasant surprise when she goes to return it the next day.

When one act of kindness sparks another... anything is possible! As a girl searches for her lost dog, a simple act of generosity ripples into a wave of good deeds. In the course of a single day, this considerate action weaves lives together and transforms a neighborhood for the better. Follow the story of how every little kindness, shared from person to person, can turn a collection of strangers into a community, and--even though we might not always...

"A mermaid and her otter friend go on a journey to help a lost beluga whale return to the Arctic"--

When Horrible Harry's pet cat, Googer, sneaks a ride and gets into the school building, third-graders Harry and Doug have to catch him before anyone else does, which means going into some forbidden places.

On a class trip to the birdhouse, Pinkalicious discovers that the parakeet has escaped and tries to bring the bird back home.

When his toothbrush goes missing, Dog's friends help him look for it.

While traveling with her family to Holland to visit her grandparents, Trixie once again loses her beloved Knuffle Bunny.