内容简介：
"Missionary Kids in Space"--Way in the future, a group of greedy miners purchase a far away planet from the Christian Scouting League for a low price. There's a catch. To get full ownership of the planet, they must host a missionary. The miners don't want anyone interfering; they've found the planet's secret hidden treasure They spend every day mining, each greedily racing to become rich enough to buy his own planet and become master. Their families, ignored and miserable, are trapped within the Great Wall around the world's only town. Three kids arrive with their missionary father: Little Kevin loves exploring and is eager to open the locked door of the town's Great Wall. Middle-school aged Nicky is studious, well-read, masterful with computers and dying to control the town's computer and its friendly robots. Teen-aged Sandy is desperate for her father to succeed. It's his last chance with the old Galactic Missionary Society; his children have always stirred up just too much trouble. Sandy begins telling everyone about God, including the only other teen on the whole world. But the miners want their families left alone. The kids find a secret, underground world of fuzzy, floating creatures calling themselves Foofs. Will Sandy teach them about God? The miners warn in tense whispers about ghosts from the underground. Is it all, as their father insists, just imagination? A wild tale of humorous adventure, action and mystery. Come enjoy the new world of Christian science fiction that's fun for the family.