"Og the Frog tells the story of how he first came to Room 26, where he meets Humphrey the hamster, befriends the students, and writes poems and songs"--

Kirk invites the class to his super-fun backwards birthday bash, where everything is backwards, including clothes! The kids in Room 26 have a great time, but they are sad when they realize that Humphrey, Og, and Ms. Brisbane aren't on the birthday calendar. Everyone starts whispering and Humphrey can only make out a few words, but he thinks he knows what they're planning--a birthday celebration for Ms. Brisbane! But when Friday comes around, Humphrey...

During a busy day at the grocery store, Stanley uses a fork lift to remove fruits and vegetables from a truck, makes a display, and helps customers.

Lola welcomes her new baby brother into the hamster family.

Stanley the hamster learns about opposites, including asleep and awake, in and out, open and closed, and full and empty.

"Hamster Holmes and Dr. Watt want to help their friend Ouchy the Porcupine find his missing comb, but have trouble finding clues. Can a comb vanish into thin air?"--

Pigsticks and Harold chase down a thief when the Spirit of Tuptown prize goes missing and other things around town start disappearing.

"The laughs continue when Fido, the guinea pig that thinks she's a dog, has a pup that thinks she's a squirrel. A sequel to Guinea Dog"-- When his classmates learn about Fido, the guinea pig that acts like a dog, they all want a piece of Rufus, her owner. But Rufus hates the attention, and decides to make Fido learn how to be an actual guinea pig. But when she goes missing, he feels terrible. Was she lost, or did she run away, because he no longer...

A new villian tries to take over the classroom when the children go home for the day, spewing pencil shavings the Pencil Pointer sets out to take out Super Turbo, and all other class pets in the school.

Invites the reader to help count items Stanley and Little Woo need for the party they are planning.