Meet Ranger! He's a time-traveling golden retriever who has a nose for trouble . . . and always saves the day! Ranger has been trained as a search-and-rescue dog, but can't officially pass the test because he's always getting distracted by squirrels during exercises. One day, he finds a mysterious first aid kit in the garden and is transported to the year 1850, where he meets a young boy named Sam Abbott. Sam's family is migrating west on the Oregon Trail, and soon after Ranger arrives he helps the boy save his little sister. Ranger thinks his job is done, but the Oregon Trail can be dangerous, and the Abbotts need Ranger's help more than they realize!

Ranger, the time-traveling golden retriever, is back for the second book in Kate Messner's new chapter book series. This time, he's off to save the day in ancient Rome! Ranger is a golden retriever who has been trained as a search-and-rescue dog. In this adventure, Ranger travels to the Colosseum in ancient Rome, where there are gladiator fights and wild animal hunts! Ranger befriends Marcus, a young boy Ranger saves from a runaway lion, and Quintus, a new volunteer gladiator who must prove himself in the arena. Can Ranger help Marcus and Quintus escape the brutal world of the Colosseum?

Ranger, the time-traveling golden retriever, is back for the third book in Kate Messner's new chapter book series. This time, he helps two kids navigate the Underground Railroad! Ranger is a time-traveling golden retriever with search-and-rescue training. In this adventure, he goes to a Maryland plantation during the days of American slavery, where he meets a young girl named Sarah. When she learns that the owner has plans to sell her little brother, Jesse, to a plantation in the Deep South, it means they could be separated forever. Sarah takes their future into her own hands and decides there's only one way to run—north.

Ranger, the time-traveling golden retriever with search-and-rescue training, is back! This time, he joins a dangerous expedition to the South Pole! Ranger, the time-traveling golden retriever with search-and-rescue training, joins an early twentieth-century expedition journeying from New Zealand to Antarctica. He befriends Jack Nin, the stowaway turned cabin boy of Captain Robert Falcon Scott's ship. They're racing against a rival explorer to reach the South Pole, but with unstable ice, killer whales, and raging blizzards, the journey turns into a race against time... and a struggle to stay alive.

Ranger, the time-traveling golden retriever with search-and-rescue training, goes to Viking age Iceland! Ranger is a time-traveling golden retriever with search-and-rescue training. In this adventure, he goes to Viking age Iceland, which proves to be tough terrain for Ranger to navigate. Usually it's Ranger's job to save the day before he can return to his family, but he meets a girl named Helga who rescues him more than once. And when a nearby volcano threatens to erupt and Helga's new baby brother or sister starts to come early, they must journey through ash and smoke to find Helga's father. But if Helga doesn't need Ranger's help, how will he ever get home?

Ranger, the time-traveling golden retriever with search-and-rescue training, helps two new friends survive the Great San Francisco Earthquake! Ranger travels to San Francisco and meets Lily Chen. She was sent from China to America to work as a young servant, but she dreams of studying to be a doctor. When the Great Earthquake hits, Ranger arrives in time to rescue Lily from falling beams in the mission house where she lives. Together they flee to safety, stopping to help another girl, May Wong, save her little brother from the family's collapsed market. Lily and May try to make their way through the ruined city with Ranger at their side. But can they escape crumbling buildings and raging fires, all while facing anti-Chinese discrimination?

Ranger, the time-traveling golden retriever with search-and-rescue training, heads to Normandy during World War II! In this adventure, Ranger heads to Normandy on the morning of the D-Day invasion and finds himself in the middle of one of the fiercest battles of World War II. Ranger meets Leo, a Jewish boy who is hiding with a local farmer, and Walt, a young African-American soldier fighting to free France from the Nazis. Walt is in the 320th Balloon Battalion, so it's his job to help operate the enormous barrage balloons that fly over the American troops, shielding them from enemy planes. It's pure chaos, with thundering warplanes, falling bombs, and exploding land mines. Will Ranger, Leo, and Walt survive?

Ranger, the time-traveling golden retriever with search-and-rescue training, sets out to help a family in New Orleans during Hurricane Katrina! Ranger, the time-traveling golden retriever with search-and-rescue training, arrives in New Orleans as Hurricane Katrina approaches and residents start to evacuate the city. Ranger meets Clare Porter, who is searching for her grandmother. Once Ranger helps Clare find Nana, he takes shelter with them at their home in the Lower Ninth Ward, and they wait for Clare's father to return from the gas station. But there's no sign of him as hours pass and the weather gets worse. The wind picks up and rain pours down. And when the levees break, floodwaters dangerously rise, and Clare and Nana are separated. Can Ranger help Clare navigate the flooded streets to safety and back to her family?

Ranger, the time-traveling golden retriever with search-and-rescue training, finds himself in 1912... on board the Titanic! Everyone says the Titanic is unsinkable, and Patrick Murphy believes this most of all. He grew up near the shipyard where the magnificent ship was built and officially started working there when he turned thirteen. He's even been chosen to be part of the crew during the Titanic's maiden voyage! Ranger meets Patrick before the ship sets sail, and once on board, they befriend Maryam and Hamad. But one night, the ship hits an iceberg and starts to take on water. It's a race against time for Ranger and his friends to help get as many passengers—including themselves—off the ship before it's too late.

Ranger, the time-traveling golden retriever with search-and-rescue training, travels to Colonial America to help the patriot cause! Ranger's next mission finds him in the middle of the Revolutionary War. There he meets Isaac Pope, a fisherman turned soldier for the Continental Army. When General George Washington is in need of a spy to cross into enemy territory, Isaac is chosen for the dangerous task. Ranger must help Isaac remain safe and undetected, or the battle—and their lives—will be lost.

Ranger, the time-traveling golden retriever with search-and-rescue training, travels to New York City on the morning of the 9/11 attacks. COURAGE IN THE FACE OF DANGER! Ranger has never needed his search-and-rescue training more than when he arrives at the World Trade Center on September 11, 2001. There he meets Risha Scott and her friend Max who have come to work with Risha's mother for a school project. But when the unthinkable happens and the building is evacuated, Risha is separated from her mom. Can Ranger lead Risha to safety and help reunite her family?

I Survived meets The Puppy Place in this thrilling adventure novel as Ranger—a time-traveling golden retriever—races to the rescue on the day of the Pearl Harbor attack. Ranger travels back to 1941 Hawaii, where World War II is on everyone's minds. That includes Ben Hansen, a young sailor stationed at Pearl Harbor, and twins Paul and Grace Yamada who are making their weekly market trip when Japanese bombs begin to fall from the sky. As the surprise attack puts all of Ranger's new friends in danger, his search-and-rescue training kicks in to high gear. Can he help them survive against all odds?