For use in schools and libraries only. The Landon family makes a trip to Death Valley National Park, accompanied by a mysterious new foster child, 14 year-old Leesa Sherman.

Jack, Ashley, and their parents visit Hawaii where they meet a Vietnamese boy who is going to live with his American grandfather whom he has never met, and are pursued by the Goddess Pele.

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.

This thrilling series roars back to life with the release of Mystery #13, Night of the Black Bear. Something very strange is going on in Great Smoky Mountains National Park. A teenage girl is the latest victim in a growing number of bear attacks. Officials must figure out what's causing the bizarre bear behavior or close the park. Can the Landons help? Soon Jack and Ashley are searching for answers with their new friends Yonah Firekiller, a 16-year-old Cherokee boy, and 14-year-old Merle Chapman, whose family once lived on park land. But a heated argument over ancestral land rights puts the Landon kids in the middle of a clash of cultures. Tensions mount when Merle is caught in a lie—a lie that leads straight to the heart-pounding solution. This breathtaking new adventure features an afterword by a park naturalist on black bear behavior and the problems caused by tourists feeding wildlife. Night of the Black Bear is a fast-paced narrative treat filled with vivid descriptions of the natural, scientific, and cultural phenomena of Great Smoky Mountains National Park; a page-turner that will put this popular National Park high on the vacation wish-list of all young readers. National Geographic supports K-12 educators with ELA Common Core Resources. Visit www.natgeoed.org/commoncore for more information.

DIVWhile on vacation at a dude ranch, the Casebusters chase a horse thief/divDIV Sean and Brian Quinn can’t think of anywhere cooler than the Austin Dude Ranch. Although neither has ever ridden a horse, they’re positive that playing cowboy is going to become their favorite pastime. But before they can learn to rope and ride, they’re going to have to practice their other favorite hobby: solving mysteries./divDIV /divDIVA racehorse has been stolen from the neighboring farm, and the ranch’s owners think that their horses may be the next to disappear. To find the missing pony, Brian and Sean will have to confront something even more scary than horse thieves: the ghost of the crazy old gold prospector who is said to haunt a nearby abandoned mine. Whether the culprit is living or dead, Brian and Sean must catch him faster than they can say, “Giddy-up!”/div

Explores Yellowstone National Park, introducing its geography, wildlife, climate, trails, and history.

Something in the Virgin Islands National Park is destroying the coral reefs and causing the hawksbill sea turtle to disappear--and the Landons are trying to figure out what. Jack and Ashley soon become involved with the son of a U.S. diplomat who is anxious to save an island woman. What secret do they share? Includes a park map.