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.

When King's favorite blue ball goes missing, he and Kayla must put together clues to figure out where it went.

When Lily discovers a bear in her garden, she mistakenly thinks it is a dog and wants to keep it for her pet.

When she cannot find her favorite stuffed toy, a young girl asks her mother, father, and older sister for help.

When a puppy who is being trained as a police dog goes missing, third-grader Judy forms a detective agency to solve the mystery, imitating her literary heroine, Nancy Drew.

When Alfred Crabtree loses his false teeth, he must search for them among his piles upon piles of belongings.

Annie searches the neighborhood for her red mitten, the fifth she's lost this winter.

Traction Man, an action figure, teams up with the high-tech but not-so-bright Turbodog to rescue Scrubbing Brush, his missing sidekick, from the terrible underworld of the bin.

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.

Sam can't sleep because he misses his beloved and faithful dog, Fred, but Sam's big sister Stella is there to reassure Sam as they search everywhere for Fred.