When Grady's family moves to a deserted island in the Florida Keys, the family finds more activity than expected as a hurricane comes their way.
Buzz and his friend Miranda are thrilled to meet the stars of their favorite television program "Star Searchers," but soon learn that their heroes are just ordinary people as they join forces with the actors to battle aliens from the planet Xycon.
During World War II, William thinks he sees a German submarine off the coast and when he spots two men speaking German burying crates in the sand, he realizes they may be saboteurs. This is a fictional story based on true events that occurred during World War II.
Two groups of Englishmen are shipwrecked and begin a difficult journey to St. Augustine.
Kenneth and Aleesa, working on an extra credit project about Socrates, suddenly find themselves in ancient Athens, where they meet the famous philosopher and try to save his life.
David and his family travel back in time to San Antonio, Texas in 1836 and meet brave defenders of the Alamo such as Davy Crockett.
David travels back in time to 1906 San Francisco to try to save the lives of Antonio Giovanni and his family who were victims of the devastating earthquake.
While studying migrant farm workers of the 1960's, Kenneth and Aleesa travel back in time and meet Cesar Chavez during the farmworkers' strike for fair treatment and better pay. Can they protect Chavez and his dream for his people from sabotage?
Two inner-city boys spend the weekend mountain climbing. After straying from the trail, they are trapped in a narrow gorge with two prison escapees and a hungry mountain lion on the loose.
David and his family meet William Henry Lewis, an African American football hero who travels to the future with them when he's injured.
David and his family use his grandfather's time travel machine to go back in time to the Chicago where David is teaching four boys to speak English as he experiences the Chicago World's Fair. .
Judd dreams of becoming a firefighter, but his dad wants him to work on the family ranch. When a city kid with a know-it-all attitude and a motorcycle comes to his valley for the summer, a forest fire breaks out. How will Judd prove himself?
David and his family travel back in time to California in 1849 to experience the ups and downs of prospecting for gold.
Brothers Tim and Josh find themselves alone in the wilderness after surviving a plane crash in which the pilot dies and must make their way back to civilization.
David and his family use his grandfather's time travel machine to travel to 1853 Ohio, where they assist runaway slaves on their journey north on the Underground Railroad.
When someone breaks into Coach Taylor's office and steals the money for the new basketball uniforms but leaves a set of footprints behind, its up to Kevin Anderson to solve the crime and expose the thief.
While on a field trip to study native plants, Kenneth and Aleesa are transported to Hawaii in the 1890s, where they see first-hand the final days of the reign of Queen Liliuokalani and learn about native rights.
The Smithers family find Grandpa's old time machine and decide to travel back to 1880 for their summer vacation. David and Jenny learn a lot about their heritage and history on their incredible trip.
Introduces cave geology and discusses spelunking, the sport of cave exploration through an adventure for survival in an underground cave.
Provides factual information about climbing Mt. McKinley based on the fictional story of a sixteen-year-old boy and his adventure climbing the tallest mountain in North America.
Calvin panics when he is caught in the 1924 Lorain, Ohio, tornado and races to find his family and make sure they survived.
Dylan O'Connor is in trouble again. While riding his bike home after dark, he has a run-in with a truck but doesn't give it a second thought until police show up at his door the next day. CCTV cameras put Dylan at the scene of a crime, and when the police question him, Dylan realizes he was an inadvertent witness. But he doesn't tell them the driver of the truck was Jeff Walker, a nasty piece of work. Dylan knows it's in his best interests to keep his mouth shut. Then he starts getting stalked by Jeff's weirdo sidekick, Eliot Barnes, a classmate of Dylan's. Is Eliot trying to protect Dylan, or is he making sure he stays silent?
Medusa's Scream is a thrill-ride that hurtles a train through an out-of-service gold mine in the Fraser Valley. Chase can't believe his luck when he lands a summer job in the food truck outside the ride's entrance. But then he notices strange things happening at the old mine. Chase starts to piece things together, and soon his life is threatened by a villain even scarier than the snake-headed Medusa of myth.
Sam and Annabel are on vacation with Annabel's parents in Italy. While visiting the small hilltop town of Civita, they hear rumors of looted gold from World War II buried somewhere in the town's network of underground tunnels and caves. Once again the two friends cross paths with their old nemesis, Humphrey Battleford, but he is not the only one in pursuit of the gold. An intimidating man named Kurt, the grandson of a ruthless Nazi, is also snooping around. After Annabel is kidnapped, Sam must solve the mystery of the hidden treasure to save his friend. This is the fourth mystery featuring Sam and Annabel, after Stolen, Bones and Lost.
Braden Green, Gabriel Lopez, and Misty Everest, three teenagers bound for Mars, discover that the damage to the spaceship is the result of sabotage. With all of the crew dead the three teens must figure out who is responsible for the sabotage before something else goes wrong. Second book in the series.