Mitchell Sharmat has 7 audiobooks on Listento.it, narrated by 2 narrators. The most-rated is Nate the Great, San Francisco Detective.

Join the world's greatest detective, Nate the Great, as he solves three mysteries! Perfect for young listeners, this long-running chapter book series encourages children to problem-solve with Nate, using logical thinking to solve cases. Nate the Great, Where Are You?: Can a detective get a day off? Nate the Great and his dog, Sludge, want to take a break from solving cases. So, they hide out in the woods. But soon, they hear familiar voices shouting, "Nate the Great, where are you?" There are many mysteries to solve! Nate the Great and the Missing Birthday Snake: Will this case slither away? Rosamond is having a birthday party for her cousin, Lizzy! Nate the Great and his dog, Sludge, are invited. So are Lizzy's four pet snakes. Nate believes that a good detective knows his limits. Nate does not want to go to a birthday party filled with dangerous, slimy guests. But when one of these "guests" goes missing, Nate and Sludge must face their fears to save the day! Nate the Great and the Wandering Word: What does a strange, long, made-up word sound like? Esmeralda came up with the perfect name for Rosamond's pet concert. But she lost the pink paper where she wrote the word - and she can't remember what it is. Nate the Great and his dog, Sludge, take on the unusual case, and they are soon braving pink papers and barking, oinking, and talking pets. Will Nate and Sludge find the word in time for the show to go on?
©2018 Marjorie Weinman Sharmat, Andrew Sharmat, Mitchell Sharmat (P)2018 Listening Library

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. The Pizza Monster: Meet Olivia Sharp. She's bold. She's eager to help people. She's a special kind of detective. She's an agent for secrets. Duncan is Olivia's first case. He believes that the world is coming to an end. And he wants her help. So Olivia puts on her feather boa. Her driver brings the limo. Soon enough, Olivia knows just what to do. But how will 50 pizzas make Duncan happy? The Princess of Fillmore Street School: Olivia Sharp is taking on a tough case. Her friend Desiree wants to run the Fillmore Street School. But Desiree is bossy. She wants everyone to stand up straight. And get a haircut. Desiree is driving all the kids crazy! Can Olivia help Desiree be the princess of the Fillmore Street School - and keep the peace? The Sly Spy: Olivia Sharp always comes through to help those in need - especially her friends. But this time Olivia is the one with a problem. Another detective is covering up her ads with those of E. J.'s Spy Service and spoiling Olivia's business. He's also trying to guess what weird feathery birthday present Olivia is hiding in her apartment. Can Olivia fool the sly spy? The Green Toenails Gang: Olivia Sharp is one smart agent for secrets - which means she knows how to read between the lines. Olivia's best friend, Taffy Plimpton, has a problem. Taffy wants to join a secret club, but its members won't let her in. Why not? It's a secret that Olivia is determined to find out!
©2018 Mitchell Sharmat, Marjorie Weinman Sharmat (P)2018 Listening Library

All aboard 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. But whooo? Sludge keeps an eye on the owl's cage while Nate snoops for clues. Then Hoot disappears! With many suspects to question, and many places to look, Nate knows one thing for sure - being the bodyguard to a little bird is a lot more work than he ever imagined! As the train races toward its final stop, can Nate sort out the mystery of the vanishing owl?
©2012 Marjorie Weinman Sharmat and Mitchell Sharmat (P)2012 Listening Library

Nate the Great Stalks Stupidweed When Oliver asks his friend Nate the Great to find his lost weed, Nate can't say no. This isn't just any weed. It's a Superweed that Oliver bought from Rosamond's Adopt-A-Weed sale. First Nate must figure out where to look for the weed. Together with his trusty dog Sludge, they search for clues in the woods, the park and even the library! But is the biggest clue right under Nate's nose? Nate the Great Goes Down in the Dumps Nate the Great and his trusty dog, Sludge, have a tricky case to solve. Nate's friend Rosamond has started a fortune-telling business, but her money box is missing. Sludge and Nate visit Claude, who helped Rosamond set up her business, and Finley, who collects boxes for his rat. They can't seem to help! It looks like the only way to clean up this case is to get down and dirty in the dumps! Plus more!
©2012 Marjorie Weinman Sharmat and Mitchell Sharmat (P)2012 Listening Library

Join the world’s greatest detective, Nate the Great, as he tries to take a break from solving cases! Perfect for the Common Core, this long-running chapter book series will encourage children to problem-solve with Nate, using logical thinking to solve mysteries! Can a detective get a day off? Nate the Great and his dog, Sludge, want to take a break from solving cases. So they hide out in the woods. But soon they hear familiar voices shouting, “Nate the Great, where are you?” There are many mysteries to solve! Visit Nate the Great and Sludge! NatetheGreatBooks.com
©2014 Marjorie Weinman Sharmat and Mitchell Sharmat (P)2018 Listening Library

Nate, the great detective, depends on his dog, Sludge, to help him solve all of his cases. But Sludge can't help him this time - Sludge is lost! Lost inside a big department store on a rainy day. Nate frantically searches for his best friend and trusted helper. Salespeople have spotted a wet, slippery, sloppy dog running about. Is Sludge hiding from them? Nate looks high and low, and in places he'd rather not look at all. But every clue leads to a dead end ... until Nate realizes that Sludge can help him with this case!
©2003 Marjorie Weinman Shermat and Mitchell Shermat (P)2012 Listening Library

Nate, the great detective, and his dog, Sludge, are off to San Francisco! They're going to visit Nate's cousin Olivia Sharp. She's a detective, too, and a very busy one. Olivia isn't around to solve her case number 22. Her client, Duncan, has lost his joke book. He tells Nate that if the book isn't found - and soon - the world will come to an end. Nate takes the case. He and Sludge cruise up and down and around San Francisco in the limo, tracking down clues. Sticky, icky clues, big and small clues, all-around-the-town clues that take them to a pancake house, over the Golden Gate Bridge, and finally to a place that seems wrong but could be right. Can Nate the Great keep the world from coming to an end? Can he solve his first out-of-town case?
©2012 Marjorie Weinman Sharmat and Mitchell Sharmat (P)2012 Listening Library