Mitchell Sharmat

"Nate the Great and his dog, Sludge, would like to take a break from detective work, but new cases--cases they do not want--await them"--

E.J. the spy tries to uncover a secret that Olivia is keeping for a client.

Nate and his dog Sludge help Rosamond discover who has been tearing pages out of her books.

A slow sloth decides to go to school to learn how to think.

Nate the Great and his cousin Olivia are on the case of a runaway turkey, but unfortunately the clues appear to contradict each other.

A collection of three mystery stories featuring Nate the Great.

Nate the Great follows the clues to find his lost dog, Sludge, in a department store.

Lost List
When Nate’s friend Claude’s grocery list is lost, Nate sets out to find it before lunch. 

Sticky Case
A stegosaurus stamp belonging to Nate’s friend Claude disappears, and the indomitable Nate the Great is called in on the case. 

Fishy Prize
When the prize for the smartest pet contest disappears, it’s up to Nate and his dog, Sludge, to find the prize. 

Boring...

THE OWL EXPRESS
Nate, the great detective, and his dog Sludge, hit the rails on their latest case. Their mission: To guard an owl named Hoot. Hoot belongs to Nate’s cousin, Olivia Sharp, and she thinks someone on the train might be out to get her feathered friend. Then Hoot disappears! 
THE TARDY TORTOISE
The sun is shining, the birds are singing, and someone is eating the flowers in Nate's garden. A green tortoise is slowly stepping...