An adventurous rescue set in the time of medieval knights, castles, bandits, and music. Before their father returns to France from the Crusades, daring Alice and musical Roger set off on their own journey: to find their long-lost uncle. But on the way, the siblings are kidnapped and locked in an ancient hidden tower. To finish their quest, they need to escape—and fast! Can Alice use her courage to slip away and find help? And can Roger use his musical talents to guide her back before it’s too late? History Stepping Stones now feature updated content that emphasizes Common Core and today’s renewed interest in nonfiction. Perfect for home, school, and library bookshelves!
While she studies condors in the Grand Canyon a scientist's life is threatened, and the strange, hostile, teenage computer whiz in her family's foster care might be involved.
Earth's population has been decimated by disease, and fourteen-year-old Corgan, genetically engineered to be the perfect warrior, plays an important part in the impending virtual war alongside his partner, the beautiful Sharla.
Visiting Zion National Park with his family, twelve-year-old Jack encounters two mysteries, the strange behavior of a band of wild mustangs and the possibly sinister actions of his new foster brother, a Shoshone boy.
The Landon family travels to Glacier National Park to investigate why grizzly bear cubs are disappearing and become involved with a ten-year-old Mexican runaway boy.
Previously published as "The Revolt" and "The Choice," this bind-up finds the virtual battle spilling into the real world, when Corgan is challenged by Brigand, the product of a clone experiment gone wrong.
In a future world where global contamination has necessitated limited human contact, three young people with unique genetically engineered abilities are teamed up to wage a war in virtual reality.
Explains the scientific principles and technology involved in telephone calls and facsimile transmissions and discusses future possibilities in telecommunications.
While lost in a tunnel at Carlsbad Cavern, thirteen-year-old Jack, eleven-year-old Ashley, and their eight-year-old foster brother, Sam, think bats and darkness are their worst problems, until they stumble across thieves.
This is the poignant story of the friendship between two boys, Hank Kerner and Bazyli Radichevych, called Billy Radish, set in the steel town of Canaan, Pennsylvania, in 1917. Thge boys are very different, for while Hank considers himself all-American, Billy is a Ukrainian immigrant straddling two cultures. As World War I rages overseas, both boys are faced with some difficult questions.
A baby whale is the latest mammal stranded on the beaches of Acadia National Park. When the Landons run to get help, they don’t notice Bindy Callister slip away. When they track her down, she’s acting strange—she knows the strandings are no accident. She even knows those responsible. But she’s too scared to tell. Time is running out; and now the kids too are in real danger—unless Bindy talks!
In this fast-paced adventure, the Landons trail a wounded wolf in Yellowstone National Park. The park is abuzz with rumors of a wolf attack. Meanwhile, a killer stalks the woods. Unaware of the danger, Jack and Ashley are more concerned about rebellious teenage foster child, Troy Haverson. From the opening moments at Old Faithful through 48 action-packed hours, the tension builds: What is lodged in the wolf's radio collar? And what is the meaning of the Native American story of Sin-a-Wavi? A heady mix of suspense, adventure, and moments of tenderness lure readers into this story of kids discovering the natural world. The book's afterword, by Yellowstone's Michael K. Phillips, explores the park's Wolf Restoration Program. National Geographic supports K-12 educators with ELA Common Core Resources. Visit www.natgeoed.org/commoncore for more information.
A history of rockets and rocket science, from the Chinese discovery of gunpowder to the development of nuclear spacecraft and rockets that sail on the solar winds.
While their mother investigates a series of bear attacks in and near Gatlinburg, Tennessee, Jack and Ashley learn about country music and Cherokee people from two new friends, one of whom is keeping a secret.
Earth's population has been decimated by disease, and fourteen-year-old Corgan, genetically engineered to be the perfect warrior, plays an important part in the impending virtual war alongside his partner, the beautiful Sharla.
Who was that man in the Park Service uniform who brought Jack and Ashley Landon into the wilds of Alaska’s Denali National Park along with their friend Nicky Milano? Whoever he was, he has given them a dogsled ride to certain death unless somebody finds them soon. Their troubles are about to get a whole heap deeper as the first rumblings of an avalanche turn into a deafening roar!
In this fast-paced adventure, the Landons trail a wounded wolf in Yellowstone National Park. The park is abuzz with rumors of a wolf attack. Meanwhile, a killer stalks the woods. Unaware of the danger, Jack and Ashley are more concerned about rebellious teenage foster child, Troy Haverson. From the opening moments at Old Faithful through 48 action-packed hours, the tension builds: What is lodged in the wolf's radio collar? And what is the meaning of the Native American story of Sin-a-Wavi? A heady mix of suspense, adventure, and moments of tenderness lure readers into this story of kids discovering the natural world. The book's afterword, by Yellowstone's Michael K. Phillips, explores the park's Wolf Restoration Program. National Geographic supports K-12 educators with ELA Common Core Resources. Visit www.natgeoed.org/commoncore for more information.
An adventurous rescue set in the time of medieval knights, castles, bandits, and music. Before their father returns to France from the Crusades, daring Alice and musical Roger set off on their own journey: to find their long-lost uncle. But on the way, the siblings are kidnapped and locked in an ancient hidden tower. To finish their quest, they need to escape—and fast! Can Alice use her courage to slip away and find help? And can Roger use his musical talents to guide her back before it’s too late? History Stepping Stones now feature updated content that emphasizes Common Core and today’s renewed interest in nonfiction. Perfect for home, school, and library bookshelves!
When a cougar attacks a hiker in Mesa Verde National Park, the Landons have another mystery on their hands. Jack and Ashley are used to visiting parks with their wildlife veterinarian mother and photographer father, but this time their hands are full with a foster child called Lucky Deal. As Lucky and Jack become friends, Ashley becomes suspicious: What did Lucky take from the burn site? Who did she call in the night? In a midnight showdown at Spruce Tree House, Jack realizes there's more to fear than a killer cat. Cliff-Hanger weaves Native American folklore, natural science, and geography into a heart-pounding thriller. The afterword by Will Morris, Chief of Interpretation and Visitor Services at Mesa Verde, outlines the dangers of cougar attacks and the need to protect wild animals. National Geographic supports K-12 educators with ELA Common Core Resources. Visit www.natgeoed.org/commoncore for more information.
Jack, Ashley, and their unreliable new foster sister set out to solve the mystery of why whales are beaching themselves at Acadia National Park. While investigating mysterious strandings of whales in Maine's coastal Acadia National Park, the Landons are joined by 14-year-old Bindy Callister, a temporary ward. When Jack, Ashley, and Bindy find a baby humpback whale stranded in a tidal pool, Bindy suspects who's responsible, but she's too scared to say. Jack and Ashley must get her to talk before more lives are endangered.
A baby whale is the latest mammal stranded on the beaches of Acadia National Park. When the Landons run to get help, they don’t notice Bindy Callister slip away. When they track her down, she’s acting strange—she knows the strandings are no accident. She even knows those responsible. But she’s too scared to tell. Time is running out; and now the kids too are in real danger—unless Bindy talks!
An introduction to physical and computer simulations, focusing on the use of wind tunnels, air and automotive safety testing, astronaut training, and current and future uses of images created by computer simulation.
Explains the scientific principles and technology involved in telephone calls and facsimile transmissions and discusses future possibilities in telecommunications.
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