Billy and Sheena go with their Uncle, Dr. Deep, to search for treasure and are pursued by pirates who have been dead for two hundred years, and when Billy and Sheena return to land and visit Horrorland they encounter their worse fears.
Boone and his younger sister Heather are excited about spending the summer at Camp Hither, and at first they dismiss the horror stories about snakes that one camper is spreading, but then strange things start happening.
"Jillian and Jackson freak out when they suddenly can read people's thoughts. But the trick turns to terror when the twins are stalked by a strange scientist who wants to know exactly what's on their minds. Will the twins ever lead normal lives again?"--Back cover
The kids who are trapped in HorrorLand thought they had reason enough to panic, but that was before they reached Panic Park. It had seemed like the only way to escape the mysterious villain who's playing puppet-master with their lives. But Panic Park is a perilous place, and it makes HorrorLand seem like HappyLand.
Sam Waters is desperate to have a pet. But his parents say that first, Sam must prove he's responsible. So he takes an after-school job in a pet store called Little Shop of Hamsters. To his horror, Sam soon finds that cute, little hamsters can become very uncute monsters. Suddenly, Sam isn't fighting for a pet--he's fighting to survive!
Jessica and her best friend, Ryan, find the perfect HorrorLand souvenir --a two-headed coin with mysteriously dark powers. After an unlucky flip of the coin, they find themselves in a strange land being chased down by angry guards. HorrorLand was scary but this is much worse. Will they be able to escape?
"Chris and his twin, Meg, have a problem. It started the night before Halloween when the twins found a gang of bullies hassling someone in costume. The twins rescued the kid-only to find that it was a bald, pink alien who promptly swore allegiance to them. "Weirdo" is smelly and gross with a lot of disgusting habits, and the twins can't shake him. Little do they realize that their troubles are only beginning"--Publisher.
Marco is a big fan of the comic character "The Ooze" and he finds a rare edition of one of the comics at the Chiller House gift shop. Outside of Horrorland, however, is a monster of a man mimicking "The Ooze" and he is following Marco.
"Ray Gordon is a brave kid. He wants to try out all of the scariest rides at HorrorLand. Unfortunately, his brother, Brandon, is scared of everything--loud noises, roller coasters, and even the wooden dummy named Slappy that Ray gets from Jonathan Chiller's gift shop. There's something not quite right about the evil look on the puppet's face. Ray usually enjoys scaring Brandon but his parents made him promise to stop it, if he wants to have his huge...