When first-grader Roscoe discovers that his stuffed pig is missing from his backpack, he accuses the class bully of "pig-napping" and gets even by taking the bully's teddy bear.

Principal Wagner confidently deals with a faculty washroom crisis, a psychic parrot, and a terrorizing gerbil, but when sixty-five erasers go missing, he enlists the help of the school's best problem solver and locator of lost items, twelve-year-old Lyle Williams, aka Mudshark.

Emmy the dragon is maturing and growing too large--and bored--for her quarters, but when she disappears her Keepers, cousins Jesse and Daisy, follow her trail to the Fiery Realm in hopes of bringing her home.

With her kitten, Moisturizer, missing and having fought with her best friend, Margaret, eight-year-old Clementine finds it hard to concentrate on doing her best as her classmate's Friend of the Week.

"Stella volunteers to watch best friend Evie's dog, Bella, for a few days. Disaster strikes when Bella gets loose and runs away. Stella must find her before Evie returns"--

Timmy prepares to crack the biggest case of his generation during a school competition to find a stolen globe and win a $500 prize, an effort he pursues with the dubious help of his lazy polar bear partner and his eccentric Great-Aunt Colander.

Reunited for one last summer vacation at Nana's home, twelve-year-old cousins Marisol and Jake follow a hidden map into another world where lost things and people end up, and the two must find their way back home before they start forgetting their own memories and remain lost forever.

A famous author is coming to visit and Eva and her classmates are assigned to write a story--but Eva Wingdale is totally distracted because her pet bat, Baxter, has gone missing, and she suspects that the sneaky squirrels have something to do with her missing pet.