When a devastating quake damages a number of buildings in the Mars colony, the scramble to repair and rebuild the greenhouses becomes vital, but the threat to the colony's food source is nothing compared to the dangers found in some of the previously undiscovered lava tubes and caves that lead far below the Martian surface.When a devastating quake damages a number of buildings in the Mars colony, the scramble to repair and rebuild the greenhouses becomes vital, but the threat to the colony's food source is nothing compared to the dangers found in some of the previously undiscovered lava tubes and caves that lead far below the Martian surface.

Product Description: From Bad to worse... Landslides, a deadly climate, and the increasingly unpredictable weather of Mars make survival nearly impossible, but the most immediate problem facing the Marsport colonists is the dwindling water supply. The group decides to onstruct an automated station in a rift valley where ice accumulated from the atmosphere will be melted and moved through warming pipelines to Marsport...read more

Set in a specialized colony on Mars in 2085, the twenty selected teens that live within this developing city of several thousand are aware that they are always being monitored and so depend on one another for support.

Product Description: Safe Harbor? Five months into their undercover search for the pirate Jack Steele, Captain Hunter and the Aurora head for the island of Tortuga to put in for repairs after a battle with a deadly Spanish ship. Davy Shea, now fifteen years old and accepted by the Aurora's crew, continues to help his uncle Patch in the ship's surgery, but Captain Hunter has a special mission for him...read more

Product Description: "The Ghost Finds A Body" is a comic mystery featuring oddball characters and an intriguing setting, filled with puzzlement, romance, and suspence. Leigh Bradford wants nothing more complicated than a chance to get on with his life as a struggling freelance writer, but the attractive and infuriating Ricca Chan has other ideas...read more

While helping his friends look for the remains of an early local settlement, Wishbone imagines that he is Allan Quartermain, a great hunter searching for an explorer who disappeared while looking for ancient mines in Africa.

Wishbone and his friends try to find out who is threatening to destroy the exhibit of a newly-discovered dinosaur at the Oakdale College Museum of Natural History.

When Wishbone and his friends act in a murder mystery set on an antique train, they investigate a historic mystery as well as the staged one

Wishbone, Joe, and their friends help Gladys Glendower fix up an old drive-in theater, a task made difficult by mysterious fires and other strange happenings

Wishbone and his friends try to find out who is threatening to destroy the exhibit of a newly-discovered dinosaur at the Oakdale College Museum of Natural History.