Betty G. Birney

The sixth book in the beloved and award-winning school hamster series! When Humphrey hears that school is ending, he can't believe his ears. What's a classroom hamster to do if there's no more school? It turns out that Mrs. Brisbane has planned something thrilling for Humphrey and Og the frog...

The fourth book in the beloved and award-winning school hamster series! A classroom hamster has to be ready for anything, but suddenly there are LOTS-LOTS-LOTS of big surprises in Humphrey's world. Some are exciting, like a new hamster ball. But some are scary, like a run-in with a cat and a new...

EEK-EEK-EEK! Mrs. Brisbane is missing! Humphrey has always investigated things, like why Speak-Up-Sayeh was so quiet and Tall-Paul and Small-Paul didn't get along, but this is a true mystery--Mrs. Brisbane is missing! She just didn't show up in Room 26 one morning and no one told Humphrey why...

In the third book in the spinoff of the Humphrey series, Og and Humphrey head to summer camp to see what's hopping in the wilderness! Og didn't know where he would end up when school was over, but it turns out Camp Happy Hollow is just about the best place ever. Lovely nature is all around...

Spring is in the air, and lots of things are growing—including the Room 26 family! Signs of spring are very exciting to everyone at Longfellow School. Mrs. Brisbane's class has seen flowers poking out of snow and baby birds hatching, and Just-Joey even brought in tadpoles that are growing...

A new school year and new friends for everyone's favorite classroom pet! Humphrey is excited to get back to Room 26 and see all his old classmates. But on the first day of school, a bunch of strange kids arrive and no matter how loudly he squeaks up, they don't realize they're in the wrong room!...

In the second book in the Og the Frog spinoff of the Humphrey series, Og is ready for adventure and is jumping at the chance to help kids be brave! Og loves the kids in Room 26, but he's awfully curious about the human world outside his tank! His friend Humphrey has no problem getting out and...

The adventures in Humphrey's Room 26 are hopping back into the spotlight, from the perspective of Og the Frog! When Og the Frog first comes to Room 26, he doesn't know what to think. He misses his friends from the pond, there are all kinds of strange noises, and the water is his tank just might...

The third book in the beloved and award-winning school hamster series! Humphrey loves to solve problems for his classmates in Room 26, but he never meant to create one! Golden-Miranda, one of his favorite students, gets blamed when Humphrey is caught outside of his cage while she’s in charge...

It’s the HAPPY-HAPPY-HAPPY holidays! The holidays are coming and Humphrey is unsqueakably excited. He loves to hear about all the different ways his friends in Room 26 celebrate and to watch them make costumes and learn songs for the Winter Wonderland pageant. (He even squeaks along!) But with...

Humphrey is back in his tenth adventure in the beloved middle-grade series! So many secrets are flying around Room 26 that Humphrey can barely keep track. Mrs. Brisbane knows a student is leaving, but Humphrey can't figure out which one. (Even more confusing, Mrs. Brisbane seems unsqueakably...

Humphrey's eleventh adventure celebrates stories, writing, and the power of the imagination! Imaginations are running wild in Mrs. Brisbane’s class, but Humphrey is stumped. His friends are writing about where they would go if they could fly, but Humphrey is HAPPY-HAPPY-HAPPY right where he...

The second book in the beloved and award-winning school hamster series! After the holidays, Humphrey is shocked by a big surprise in Room 26-a new class pet! Humphrey tries to be welcoming, but Og the frog doesn't respond to any of his friendly squeaks or visits (remember, he has a...