Mitchell Sharmat

"Most bears sleep all winter, but Berkley isn't most bears--he has trouble falling asleep. Momma and Poppa Bear try to help, but nothing works. What will they do if Berkley is still wide awake when winter comes?"--

While traveling on the train to San Francisco with his cousin Olivia's owl, Nate the Great and his dog Sludge must use all of their detective skills when the owl suddenly disappears.

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

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

Nate the Great goes to San Francisco to solve a mystery with his cousin, Olivia Sharp, who is also a detective.

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

A collection of stories about Nate the Great.

Wealthy secret agent Olivia Sharp helps depressed Duncan find a friend.

Perfect Desiree seeks the help of wealthy problem solver, Olivia Sharp in becoming princess of the school.

Olivia Sharp, cousin to super sleuth Nate the Great, is a detective too! Rather than solve mysteries like Nate, Olivia helps friends with their problems by detecting what's wrong beneath the surface. You'll be won over by Olivia's spunk, eccentricities, and can-do spirit.