Chapter Book · Ages 7–10 · 2004
A hamster navigates a series of adventures and misadventures as he is passed from one family to another over the course of a school year.
Chapter Book · Ages 8–12 · 2005
The story of a hamster who tries to make friends with a frog in his classroom, while navigating the challenges of school and friendship.
Chapter Book · Ages 8–12 · 2007
A classroom hamster must clear a student's name without revealing his secret escape skills.
Chapter Book · Ages 8–12 · 2008
A classroom hamster named Humphrey goes on a series of adventures with his classmates and teacher, Mrs. Brisbane.
Chapter Book · Ages 7–11 · 2008
A classroom hamster navigates the challenges of school and friendships while dealing with the possibility of his teacher retiring.
Chapter Book · Ages 7–10 · 2009
A classroom pet tries to adjust to a new life at summer camp
Chapter Book · Ages 8–12 · 2011
A classroom hamster navigates a new school year with a new group of students and a new teacher.
Chapter Book · Ages 7–11 · 2011
Discover animal facts and pet care tips with a beloved classroom pet.
Chapter Book · Ages 8–12 · 2012
A classroom hamster named Humphrey tries to solve the mystery of his teacher's absence.
Chapter Book · Ages 8–12 · 2012
Can a clever hamster save the holiday season for his friends?
Picture Book · Ages 4–8 · 2014
A classroom hamster navigates the challenges of school and friendships while uncovering secrets and learning about ancient Egypt.
Picture Book · Ages 4–8 · 2015
A hamster named Humphrey writes about his adventures in his notebook.
Chapter Book · Ages 7–9 · 2016
A classroom hamster named Humphrey navigates the ups and downs of school life and helps his human friends learn valuable lessons.
Chapter Book · Ages 7–10 · 2024
A classroom hamster faces a mystery involving a missing dog.
