"Eleven-year old Sam befriends a hungry class hamster that undergoes a freaky transformation"--

When Geronimo Stilton learns someone wants to steal the antique silver skates being offered as a prize in Mouse Island's annual winter Ice Skating Championships, he races to uncover the mysterious thief and save the prize.

"Creepella opens Mouse Island's first dating agency and hires Geronimo as her assistant, but someone is trying to sabotage their business"--WorldCat.

When their home next to a brook is destroyed by beavers, a large family of golden mice is aided by Poppy the deer mouse and her grumpy porcupine friend, who in the process forges a relationship with the son he had abandoned.

When the quest to find a cure to an epidemic targeting the citizens of New Mouse City is sabotaged, Geronimo Stilton must figure out who's behind it all before he ends up covered in blue spots too.

When Hamstersaurus Rex is wrongly blamed for destruction caused by Squirrel Kong in the school science lab, Sam Gibbs works to clear his friend's name before Hammie is sent to a home for troubled pets.

Moldy Mozzarella, what was that smell? It was my friend Hercule, and he needed my help. Someone was stealing...garbage! A rascally rodent had been sneaking into the Recycling Plant and taking their trash. With the help of Flora, the plant's owner, Hercule and I try to sniff the rat out of the stench. Can we find the thief before he scurries away with all our trash? 

"The Bobbsey Twins are the principal characters of what was, for many years, the longest-running series of children's novels. The books related the adventures of the children of the middle-class Bobbsey family, which included two sets of fraternal twins: Bert and Nan, who where 12 years old, and Flossie and Freddie, who where six. Share the stories of your childhood with your children and grandchildren! Here are the original Bobbsey Twin adventures."--Amazon....

How did Ragweed and Poppy meet and become friends? This book tells their hilarious story! Adventurous golden mouse Ragweed is on a freight train leaving the city of Amperville. On his journey he meets Lotar, a young, annoying, and lost raccoon who's desperate to reunite with his mother. Though Ragweed doesn't really want to help the raccoon, by doing so he winds up in Dimwood Forest. Ragweed is now ready to strike off on his own, but it's not long...

When a celebrated goldsmith from Hawaii creates a necklace for a famous actress, rumors that the necklace is about to be stolen prompt Geronimo Stilton's investigation to identify the thief.