Gallopade International: 129 books

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...

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:...

Christina and Grant start in New Orleans. Their two new friends start at the headwaters of the Mississippi River in Minnesota. They planned to meet at the Gateway Arch in Saint Louis. But they didn't plan on getting involved in a very strange mystery which takes them over locks and dams, past Tom...

One if by land! Too many tombstones! Four funny friends! Spooky old places! Lots of clues and it's a race to the finish! When their schoolteacher cousin disappears in the middle of running the Boston Marathon, four kids wind their way through the perilous maze of Boston streets along the Freedom Trail...

One Strange Stone! Two Fiesty Friends! A Majestic Mountain! Lots of Llama! And a Topsy-Turvy Train Rider! Christina and Grant get the chance of a lifetime to visit Peru and the incredible Incan ruins at Machu Picchu. "How did they build these amazing place?" Christina Wonders. Along...

Christina, Grant, Mimi and Papa “head 'em out!” on a real covered wagon trek across the prairie, encountering adventure much as the pioneers of yore, and a mystery that you could say leaves Grant “upChucking!” LOOK what's in this mystery - people, places, history, and more! Gateway...

Mimi reads an ad and thinks, "Hmm, would this make a great vacation home for a mystery-book-writing grandmother and her family and friends. Papa says, ìLets take a look.î Soon, Christina and Grant are whisked off aboard the Mystery Girl airplane with Mimi and Papa to Transylvania, Romania where...

The Underground Railroad is not a real train, you know? Its a fascinating period of history and mystery filled with legend and lore. Come along for the ride of a lifetime through this incredible tale of a time when heroes could be found in the most unlikely of places. From the Deep South all the way...

Christina, Grant, Mimi and Papa bike to Mount Vernon, historic home of George Washington and find mystery, history and more “wooden” teeth than you can shake a stick at! LOOK what's in this mystery - people, places, history, and more! George Washington: early years: family, childhood and...

Christina, Grant, Mimi, and Papa travel to Jamestown, Virginia and learn that founding a new nation is no easy task! During Jamestown's Quadricentennial Celebration, there's plenty of history, mystery, legend, lore, lost bones, and more! Joe the archaeologist is accused of stealing priceless skeletal...

Four funny friends travel to Disney World for the vacation of a lifetime! They have a lot of fun, until… A pirate kidnaps one! Ghosts grab the second! A mouse house swallows the third one! And the fourth is left to find them all! Solving this magical mystery will take a little good luck and loads...