Series by Betty G. Birney
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Buy on AmazonHumphrey's Really Wheely Racing Day
2014 · Betty G. Birney
Everyone’s favorite classroom pet is now starring in chapter books! Humphrey is one happy hamster. He lives in Room 26 at Longfellow School. He has a…
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Buy on AmazonHumphrey's Playful Puppy Problem
2014 · Betty G. Birney
Everyone’s favorite classroom pet is now starring in chapter books! Humphrey, the classroom hamster of Room 26, loves spending weekends with his…
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Buy on AmazonHumphrey's Creepy-Crawly Camping Adventure
2015 · Betty G. Birney
Everyone's favorite classroom pet is now starring in chapter books! Humphrey has had lots of adventures as the classroom pet of Room 26, but never…
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Buy on AmazonHumphrey's School Fair Surprise
2016 · Betty G. Birney
Everyone’s favorite classroom pet is now starring in chapter books! Longfellow School is having a school fair! They will have bouncy castles, bean…
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Buy on AmazonHumphrey's Mixed-Up Magic Trick
2016 · Betty G. Birney
Humphrey might be the first classroom hamster ever to be part of a magic act! The kids in Room 26 are talking about jobs they want to have when they…
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Buy on AmazonHumphrey's Treasure Hunt Trouble
2017 · Betty G. Birney
Humphrey might be the only one who can solve the mystery of the missing treasure hunt prize! Garth has a surprise for his friends when they get to…
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Buy on Amazon2018 · Betty G. Birney
Humphrey is the favorite pet in Room 26, but will he also be a favorite at the pet show? Find out in this sixth book in the popular chapter book…
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Buy on Amazon2018 · Betty G. Birney
Humphrey is excited to celebrate the kids of Room 26 with the first birthday party of the year! Kirk invites the class to his super-fun backward…
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Buy on Amazon2018 · Betty G. Birney
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…
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Buy on AmazonExploring According to Og the Frog
2019 · Betty G. Birney
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!…
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Buy on AmazonWildlife According to Og the Frog
2020 · Betty G. Birney
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…
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Frequently asked questions
How many books has Betty G. Birney written?
We list 11 books by Betty G. Birney across 2 series, published between 2014–2020 — each shown in full reading order.
What order should I read Betty G. Birney's books?
Read each series in publication order. A good place to start is “Humphrey's Really Wheely Racing Day.” Open any series above for its complete numbered reading order.
Where can I buy Betty G. Birney's books?
Every title links to Amazon from its series page — see our affiliate disclosure in the footer for how that supports the site.
Reading order compiled from author/publisher guidance and verified bibliographic data. Spotted a wrong order, a missing book, or any other mistake? and we'll correct it.
Book descriptions, author biographies, award records and review quotes on this page are courtesy of Penguin Random House.