First, a dog joins Humphrey and friends in Room 26. But it’s not just any dog – it’s a reading dog! Really? Dogs can read?

Next, a classmate’s grandmother’s precious pet pup goes missing. Doggone it! And another student suddenly gets a new dog with an unknown past and some unsqueakably unusual talents. But where did she learn them?

It’s up to one small classroom hamster to solve these fur-raising mysteries – with a little help from an ice cream truck and the whole school community – and bring happiness back to Room 26!