When her best toy mysteriously disappears, Olivia the feisty pig is determined to find out who is responsible.

Amelia Bedelia is excited about her school break. For one reason, it's vacation. (Hooray!) For another, she's taking care of Harry, the class hamster. Amelia Bedelia listens to Harry squeak happily as he settles in and watches Harry play in the hamster habitat. Harry is sweet and cute. But in the morning, Harry is gone! Dawn and Clay help Amelia Bedelia search for the missing hamster. They look everywhere. They even make missing pet' posters. But...

When Vidia, a disagreeable fairy, finds herself accused of stealing the Queen's tiara, she enlists the aid of a fellow sprite to help investigate and the two race against time to clear Vidia's name.

In four short tales, Baby Bear discovers treasures both small and large, from a delicate flower to a brand new friend-- Provided by publisher.

Nate the Great investigates the disappearance of a homemade pillowcase belonging to Rosamond's cat Big Hex.

A lost pet cat finds her way home with help from a kindly passerby and the animal shelter.

Mini finds a dog in the park wearing shoes but no collar and begs to keep him, but soon she realizes that whoever put the shoes on him loves the dog, as well.

When a cow loses her moo, she searches to see if another animal in the barn has it.

Nate the Great finds mystery at the beach when Oliver's beach bag vanishes.

Jabari sets out to find the person who has lost the blue glove he finds when he and his mother leave the subway. With a little logic, a good dose of imagination, and a lot of determination, Jabari makes his way through the city in hopes of returning