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Through the long years of the Great Depression, Harper Flute watches with a child's clear eyes her family's struggle to survive in a hot and impoverished landscape. As life on the surface grows harsher, her brother Tin escapes ever deeper into a subterranean world of darkness and troubling secrets, until his memory becomes a myth barely whispered around the countryside.

When Sacagawea's son asks her about her life, she isn't sure where to begin. Does she start with her birth as a Shoshoni? Her kidnapping by an enemy tribe at age 11? Or her role as the famous guide for the Lewis and Clark expedition? She's seen and experienced more in her young life than most people ever will. Told from Sacagawea's point of view, this historical novel shares the ordeals of her youth along with the memory of her long, arduous journey west with Lewis and Clark.

As the newest apprentices to Petrarch's Library, Dorrie and her brother are determined to help search for the missing key that could destroy their beloved library. On a training mission to 1912 England, Dorrie sees her chance to help. All she needs to do is get close to a lord with a connection to the Lybrarians' enemy - the Stronghold.

Picked by President Thomas Jefferson to explore the unknown wilds of the Louisiana Territory, Meriwether Lewis assembles a rugged team of adventurers, including co-captain William Clark - and a Newfoundland dog named Seaman. As hunter, retriever, and guard, Seaman becomes a trusted member of the Corps of Discovery. While the team tackles raging rivers and muddy shallows, Seaman is there - sharing their hunger and fatigue. Whether Indians threaten or grizzlies roar, he stands his ground. And through mountain peak or valley deep, Seaman remains a watchful friend and determined foe.

Critically acclaimed author Margaret Peterson Haddix’s fourth tale from her popular Missing series finds Jonah and Katherine hurtled through time to 1611. Landing aboard Henry Hudson’s ship in James Bay just before a mutiny, Jonah and Katherine struggle to survive brutal weather conditions. They also realize something is wrong. A crucial person has vanished, and the history they remember is drastically different from what they’re experiencing. Will this new version of history replace the real past?

Disaster has struck, and the Titanic is going down. What started as a thrilling voyage has turned into a fight for survival. For Paddy, Sophie, Juliana, and Alfie, every second counts in the race against death. All of their hiding and all of their seeking has come down to this: Can they save the people they love? Can they even save themselves? One cold, horrifying night will decide all of their fates.

There’s a killer on the loose on the Titanic  -  and the only people who know are four kids. Within both the luxury of the cabins and the dark underbelly of the engine rooms, Paddy, Sophie, Juliana, and Alfie have found themselves tangled in a maze of mysteries, each one deadlier than the next.

The Polaris is on a mission to explore new lands, and its crew is eager to bring their discoveries back home. But when members of the advance landing party mysteriously disappear, the remaining adults abandon ship, leaving behind the young cabin attendants and deckhands - none of them older than 12. With whispers of mutiny, a strange tropical illness, and perhaps even a wild beast shadowing them, the young sailors are desperate to steer the vessel to safety.

In 1767, 11-year-old Nicholas Young stowed away on Captain James Cook's "Endeavour". Cook's three-year mission was secret: he was charged by the British Navy to search for a lost continent, believed to be located between the southern tip of South America and New Zealand. Young's journal charts the voyage and with every port of call a new adventure awaits. This is the story of a great voyage of discovery seen through the eyes of a boy who was actually there.

Junko is bad at athletics. Really bad. She struggles in gym class and on short hikes. Other students laugh because they think she is small and weak. In fourth grade, her teacher Watanabe-Sensei takes her class on a trip to a mountain. It's bigger than any Junko's ever seen, and she's determined to make it to the top. After the trip, Junko becomes a mountaineer in body and spirit.

What marvels and mysteries await Dak, Sera, and Riq in the Golden Age of Baghdad? Europe is in the grip of the Dark Ages, but there is a light in the dark: Baghdad. The great city has become a center of learning, populated by scholars, merchants, and explorers from all across the known world. But danger lurks in the desert...and Dark, Sera, and Riq must act fast to save the world's greatest library from utter destruction.

Sera has a secret. She’s seen the future, and it is terrifying. Unfortunately, she can’t do anything to prevent the Cataclysm while stranded with Dak and Riq thousands of years in the past. Their only hope lies with the ancient Maya, a mysterious people who claim to know a great deal about the future. Is there more to these ancients than meets the eye?

Dak, Sera, and Riq might be in over their heads when they attempt to stop a Viking invasion! Hundreds of ships carrying thousands of warriors are laying siege to medieval Paris. The Parisians are holding their own, but the stalemate can only last so long. And that's bad news - especially since Dak has been captured, forced to work alongside the Vikings while Sera and Riq defend Paris from within. No matter which side wins, the kids lose!

When best friends Dak Smyth and Sera Froste stumble upon the secret of time travel - a hand-held device known as the Infinity Ring - they're swept up in a centuries-long secret war for the fate of mankind. Recruited by the Hystorians, a secret society that dates back to Aristotle, the kids learn that history has gone disastrously off course. Now it's up to Dak, Sera, and teenage Hystorian-in-training Riq to travel back in time to fix the Great Breaks . . . and to save Dak's missing parents while they're at it.

What would happen if someone had a time-warping book he got from his uncle who was a magician, and he took it to the local YMCA pool while he played Marco? Polo! with his best friends? In the 16th adventure of the Time Warp Trio, it happens to Joe (and Fred and Sam). And what happens is sandstorms, desert bandits, a smelly camel, strange horoscopes, the emperor of all China, and one very famous explorer. If the explorer is Marco Polo, this must be 13th century China!

When 12-year-old Gertie Milk washes up on the island of Skuldark, she finds that all of her memories are gone. Home to helpful Slug Lamps, delicious moonberries, and a ferocious Guard Worm, the island is full of oddities, including a cozy cottage containing artifacts from every corner of history. It is there that Gertie discovers she has been chosen as the next Keeper of Lost Things, tasked with the mission of returning objects to history's most important figures right when they need them most.

When thirteen-year-old Max Tilt happens upon his great-great-great-grandfather Jules Verne’s unfinished, unpublished manuscript, The Lost Treasures, he doesn’t realize that he’s found the answers to all his problems. And Max has a lot of problems—his mother is sick, his father is out of work, and his home is about to be foreclosed on. But when Max and his cousin Alex discover that Verne’s last work reveals everything he wrote was fact, not fiction, they realize that the book holds the key to something incredibly valuable. A treasure that can save his house—and maybe his entire family.

Join Tom on an incredible treasure hunt through time and battle history's mightiest warriors. The third book in a new time-travelling series - perfect for fans of Beast Quest. When 10-year-old Tom accidentally smashes a statue in a museum he releases Isis, a young Egyptian mummy who has been imprisoned for thousands of years. To break an ancient curse, the duo must travel back in time to find six hidden amulets - battling Gladiators, Knights, Greeks, Vikings, Pirates, and Egyptian Warriors!

The Timekeepers are a secret organisation of kids who keep the course of history on track – and history needs them – a villain called DeLay is causing chaos! When the hands on their watches start to spin backwards, the Timekeepers know that DeLay has been up to no good, and it’s up to them to put things right… In this instalment, the Timekeepers travel back to the time of the vikings and become involved in a battle between rival clans. With a range of adventures that span all of history, The Timekeepers series is perfect for any adventure lover.

It’s 1871 and prospectors are flooding California to mine for gold. When two strange men show up with bags of gemstones, everyone is ready to start mining for diamonds. What happens when no one can find the secretive field of gems? Is it all just a hoax? How will geology help miners find diamonds?