"It is Princess Harriet Hamsterbone to the rescue when Heady the hydra's egg is stolen, but her search leads her to a castle accessible only by a rat with a very long tail"--
While continuing to help his classmates solve their problems, Humphrey, pet hamster of Longfellow School's Room 26, faces many surprises, like rolling in a hamster ball, a substitute janitor who might be an alien, and the possibility of Mrs. Brisbane retiring.
"When Princess Harriet climbs an enormous beantalk, she finds an even bigger surprise--a giant rabbit is keeping a goose and a girl who is half-harp-half-hamster are prisoner, and it's up to Harriet to save the day"--
When second-grader Eugene and his family move to a new neighborhood and he starts at a new school, he has a chance to bring out his superhero alter ego, Captain Awesome, to find the kidnapped class hamster.
The last member of a line of explorers, unfailingly optimistic Pigsticks hires a hapless delivery hamster named Harold to be his companion for a quest that wends through jungles, deserts, and mountains in search of the Ends of the Earth.
Max and Mo, the art room hamsters, decide to use the students' supplies to prepare their own Halloween costumes. Includes instructions for making a paper Halloween mask.
When Max and Mo, two class hamsters, return to school and are placed in the Art Room, they use supplies found there to spell out their names for the students. Includes directions for making a nametag using household items.
When it starts snowing one school day, Max and Mo, the art room hamsters, watch the "Big Ones" outside making snowmen, and they decide to make one too. Includes instructions for making a paper snowflake and snowman.