Junie B. Jones experiences glee while showing off her new furry mittens in kindergarten, but disaster strikes when they disappear from the playground.

"Thor's hammer is missing again. The thunder god has a disturbing habit of misplacing his weapon--the mightiest force in the Nine Worlds. But this time the hammer isn't just lost, it has fallen into enemy hands. If Magnus Chase and his friends can't retrieve the hammer quickly, the mortal worlds will be defenseless against an onslaught of giants. Ragnarok will begin. The Nine Worlds will burn. Unfortunately, the only person who can broker a deal for...

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

"On a class trip to the birdhouse, Pinkalicious discovers that the parakeet has escaped and tries to bring the bird back home"--OCLC.

"When ten-year-olds Shirley and Jamila meet, Jamila is simply hoping for a friend in her new neighborhood but Shirley is a detective and together they seek a missing gecko." --

Two turtles find a hat that looks good on both of them, but, with fairness in mind, they decide to leave it be, until night falls and one of the turtles changes its mind.

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.

As Nate the Great sets to work on his first international case, he searches for a lost "something" and saves the King of Sweden from a troublesome traveler.

After a class trip to a floating zoo where animals are mistreated and Savannah's missing pet monkey is found in a cage, Long Island sixth-grader Griffin Bing and his band of misfits plan a rescue.

Penny feels guilty after taking a beautiful blue marble that she sees in Mrs. Goodwin's grass, but gets a pleasant surprise when she goes to return it the next day.