Nate the Great solves the mystery of the missing picture.

Nate the Great interrupts his backyard vacation to find his friend's lost grocery list--before lunch. Although Nate the Great and his dog, Sludge, are on vacation, they just can't resist a new case. When his friend Claude's grocery list is lost, Nate sets out to find it before lunch. But lunch draws nearer and the list is still missing. Nate the Great is worried: his reputation is at stake. It looks as if list has vanished--unless Rosamond's strange...

Nate the Great and his dog Sludge try to track down Claude's missing Stegosaurus stamp.

When Rosamond's birthday gift for Nate disappears from her sled, the boy detective decides to unravel the mystery.

Nate the Great searches for a missing weed after it disappears from a pot on Oliver's porch.

Nate and his dog Sludge try to solve a case on Halloween night and find themselves locked in a haunted house.

When Rosamond turns a phone message from Pip's mother into a music lesson with a secret meaning, Nate the Great steps in to solve the mystery.

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

As more and more of his flowers display the bite marks of a wandering tortoise, Nate sets out to uncover the mystery of the reptile's origins.

The reader is asked to help Nate the Great solve the mystery of his friend Annie's missing dog Fang.