Fifteen-year-old Corgan, having won the right to live on the Isles of Hiva for his role in winning the Virtual War along with teammates Sharla and Brig, soon finds himself raising the increasingly hostile clone of Brig, a young mutant genius, who died shortly after the war.

Sixteen-year-old Corgan has a mortal enemy in Brigand, a clone he raised as a baby, who has now aged to the equivalent of 16 years. Now they either have to fight in a Virtual War, or Corgan must escape, ideally with Sharla, Ananda, and Cyborg.

Twelve-year-old Jack and his younger sister visit Mesa Verde National Park, where they delve into the park's history while gradually uncovering the mysterious past of their family's teenage foster child Lucky.

While their parents study why wolverines are disappearing from Alaska's Denali National Park, Jack and Ashley are stranded in a remote area with their mysterious new foster brother when a hit man's bullet triggers an avalanche.

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.

The Landon family makes a trip to Death Valley National Park accompanied by a mysterious new foster child, fourteen-year-old Leesa Sherman.

Jack, Ashley, and their unreliable new foster sister set out to solve the mystery of why whales are beaching themselves at Acadia National Park.

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.

In the year 1195, eleven-year-old Roger and his eight-year-old sister Alice travel through the French countryside in search of their ailing mother's estranged brother, a wealthy baron.

157 PAGES. $10.00. A TEENAGE GIRL IS ATTACKED BY A BEAR IN GREAT SMOKY MOUNTAINS NATIONAL PARK, CAN THE LANDONS FIGURE OUT WHY BEFORE OFFICIALS HAVE TO CLOSE THE PARK? DN