Carole Marsh: 133 books

Its a trip "Down Under" for Christina, 10, Grant, 7, and their mystery-writing grandmother Mimi! Lots of surprises and mysterious activities unfold as the group travels through the Outback, Queensland, and finally to the Great Barrier Reef. During a glass-bottom boat ride, they discover...

Ms. Bogus and her diverse class of students take fantastic field trips to extraordinary places! Together they discover facts, visit incredible places and learn about the world. Join the know-it-all, the kid in the wheelchair, the identical set of twins, and other students who have fun, learn a lot,...

When the Three Amigos get stuck spending the afternoon at Professor Peterson's "brown, lumpy" house, they are BORED! That is, until they open the oddball professor's refrigerator and screech "YUUUUUUUUUUCK!" The curious things they discover inside are a true riddle to solve. It will require the Three...

The barrier islands off the coast of Georgia have been host to many a mystery. When a young boy and girl lose their way in the maze of islands, they encounter a present-day "life or death" mystery to solve. Come along for a creepy ride at high tide, clues you can't lose, and a solution that...

Mimi tells Christina and Grant a mystery story set in Death Valley, one of the most desolate places on Earth! There's Aunt Erin, a creepy castle in the middle of nowhere, a ghost (or not?), temperatures hotter than a Fourth of July firecracker, and more! LOOK what's inside this mystery - people,...

Christina and Grant are shocked when Mimi decides to open a new bookstore in the former Manse Funeral Home in Peachtree City, GA! Is it really haunted? If not, whats with all the clues and mysterious happenings? Educational Items Inside This Mystery – Funeral Parlor functions • Embalming...

Christina, Grant, Mimi and Papa go to Charleston, South Carolina in search of missing (and dead!) Aunt Lulu and learn about Fort Sumter and the first shots fired in the Civil War as they solve a mystery of mayhem during a rare winter blizzard. LOOK what's in this mystery - people, places, history,...

Christina, Grant, Mimi, Papa visit Papa's good friend who lives on a cattle ranch in Nevada. They land the Mystery Girl on a small airstrip near Area 51 and soon learn that the rancher and his wife have been losing their cattle. While trying to solve the mystery of the missing cattle, Christina and...

So much snow! A couple of cold kids! One sharp Sherpa! And one yelling Yeti! Equals a high-altitude adventure! Join Grant and Christina on a journey to the top of the world - Mount Everest! Along with their two Sherpa friends, they try to help Uncle Mike and his friend reach the summit. But someone...

One pouncing prairie dog! One ropeless rock climber! One angry chief! One close encounters! And hundreds of reasons to run! Christina, Grant, Mimi, and Papa travel to Wyoming's Devils Tower and climb into a towering mystery involving Native Americans, dinosaur fossils, precocious prairie dogs, fascinating...

One blizzard, two talking trees, three secret passages, four funny friends--but where's the president? A surprise Christmas treat of a private tour of the White House soon turns into a harrowing adventure during a blizzard of snow and clues that lead them directly to the Oval Office as four real kids...

Christina, Grant, Mimi and Papa fly The Mystery Girl to the Twin Cities to attend the freezing St. Paul Winter Carnival and quickly learn that the Winter Carnival Medallion has been stolen. Christina and Grant team up with a pair of twins to help solve the mystery of the missing medallion. The kids...

Grant and Christina have a new friend named Sam. Her mom and dad own a school supply store. One day Sam reads a book about the famous Amazon River and rainforest and soon everyone is off with Mimi and Papa on the Mystery Girl airplane to a great adventure! Well, that is, if you like sizable snakes,...

Christina, Grant, Mimi and Papa fly the Mystery Girl, and take the mystery boat to all the Great Lakes on a wild and watery adventurous mystery of shipwrecks, haunted lighthouses, and island intrigue! LOOK what's in this mystery - people, places, history, and more! Facts about the Great Lakes:...