Presents the further adventures of a motorcycle-riding mouse who goes to school and becomes the instigator of an investigation of rodents and the peacemaker for two lonely boys.

While the dolls are away, two curious, naughty mice explore the dolls' house and steal their furniture.

While the library that Sam and his adventurous friend Sarah live in is being renovated, the two mice try to make new homes for themselves in the attic, constructing everything from a yurt to a geodesic dome. Includes photographs of real house styles discussed and a brief glossary of terms.

Mac finally convinces his best friend Cheese to go to the beach, but then they miss the bus.

Ralph runs away looking for freedom but winds up a prisoner at a summer camp.

Sam's favorite thing about second grade is the class pet, a hamster named George Washington, so when the class goes on a field trip to a science museum, Sam cannot resist bringing George along.

"The Holiday Mice are going on an egg hunt. Oh no! The littlest mouse is not finding any eggs...until he stumbles and tumbles upon a very special egg. Will it turn out to [be] the best one of all?"--Page 4 of cover.

Two mice try to figure out how a little acorn turns into a huge oak tree.

"Sophie Mouse gets a surprise visitor when a little bird lands in her yard and hurts his wing"--

When their most valuable loot, a big hunk of cheese, is stolen, Riff Raff and his rodent pirate gang embark on a quest to reclaim their lost treasure.