The first book in the series about everyone's favorite classroom pet You can learn a lot about life by observing another species. That's what Humphrey was told when he was first brought to Room 26. And boy, is it true In addition to having FUN-FUN-FUN in class, each weekend this amazing hamster gets to sleep over with a different student, like Lower-Your-Voice-A.J. and Speak-Up-Sayeh. Soon Humphrey learns to read, write, and even...