Clay would much rather work as a lifeguard at the beach than at Safari Splash, the new water park in town. He's certain the summer will drag along, despite his position at the Boa, the park's fastest slide. The summer job starts to get interesting when he learns that someone has been wandering the park in a lynx costume, scaring the staff. When forty thousand dollars is stolen from the till, and his friends are under suspicion for the theft, boring is starting to look good. But Clay is certain that the mask and the thefts are connected, and he's determined to solve the crime.
On a visit to a seaside town in Australia, fifteen-year-old Sam meets Annabel, who works at the local museum. Annabel's interest in history is infectious, and Sam soon finds himself eager to hunt for the remains of a boat called the Mahogany Ship—a shipwreck sought after by many. When a storm creates an erosion hole that exposes a structure, Sam and Annabel are convinced it's the fabled ship. Soon all of the museum staff are at the erosion site to check it out. But the same storm also destroys the museum's power; someone knows the alarms aren't working and steals the museum's most treasured artifact, a large porcelain peacock worth $4 million. As Sam and Annabel search for the thief, they realize there may be a link between the fabled shipwreck and the recent theft.
Sam and Annabel are visiting Drumheller, Alberta, where the farmland Sam’s mother lives on is host to a dinosaur dig. Annabel, an avid learner, is thrilled to have access to paleontologists and spends as much time as she can near the dig, much to Sam’s dismay. But when they learn the dig has uncovered scientifically important bones, even Sam’s interest is piqued. In fact, the whole town is talking about the dig. When Sam and Annabel learn that Humphrey Battleford, a famous collector of stolen goods, is in the area, they are on high alert to keep the ancient bones safe.
Fifteen-year-old Christine is visiting her eccentric great-aunt in historic Witcombe, where a pickpocket has been victimizing tourists. Aunt Maude owns an antique store and also runs the town’s ghost walk, which gives Christine the opportunity to meet local characters and visitors, including a mysterious young man who seems to know far too much about the crimes. When the pickpocket targets Aunt Maude’s store, Christine is determined to find out who is behind the thefts. Her search takes her through the nooks and crannies of the quaint town full of stories, and she unearths more than one surprise.
Trevor has started his first job at Ashton's Fresh Marketplace, where someone has been tampering with the food. Cayenne has been sprinkled on cookies, garlic put in coffee, and plastic insects hidden in fruit displays to terrify customers. Trevor and his friends Nick and Robyn decide to find out who is out to destroy the store's reputation. Is it Mattie, the disgruntled ex-employee? Or perhaps the competition? Or is it Alex, their schoolmate who doesn't know when a joke has gone too far? Their snooping makes the kids themselves seem suspicious, and soon they realize they have to solve the mystery before Trevor gets fired for a crime he didn't commit.
Dylan is back, and this time he is making a movie, The Rise of the Zombie Scarecrows, with his best friend, Cory, and his girlfriend, Monica. The film is for school credit, and their plan is to film on Halloween. Everything is falling into place until Dylan and Monica encounter a zombie scarecrow that causes Mr. Dalton, a friend of Dylan’s grandmother, to have a heart attack. Dylan and Monica learn that a couple of zombie scarecrows are pranking a local neighborhood. The police shut down Dylan’s project until the pranksters are caught. But Dylan is determined to see his film through to completion, no matter what the cost.
On his way to baseball practice, Zeke lines up for Vancouver's newest thrill ride: Death Drop, an elevator that falls faster than gravity. The theme of the ride is based on the story of Persephone, who tumbled into the underworld. Zeke tumbles into a frightening situation himself after he discovers a little girl who is lost. He takes her to the Death Drop manager's office. But later, when he tries to find out what happened with her, the ride's staff say they never saw her! To find the missing girl, Zeke must navigate a devilish plot that includes Dante Gabriel Rossetti's famous painting Proserpine, a fiery drop into flames, and an angry coach.