When brilliant FBI agent Kendra Donovan stumbles back in time and finds herself in a 19th century English castle under threat from a vicious serial killer, she scrambles to solve the case before it takes her life.

Brothers Hudson, thirteen, and Tucker, eleven, discover that the scarves and umbrella their mother bought at a yard sale can turn them into crime-fighting superheroes.

When he is magically transported back to the seventh grade before he and his best friend had a falling out, science nerd Mason gets a chance to stop the chain of events that made his previous life implode.

Three magazine employees take on an assignment investigating the author of a classified ad who believes he has created a time machine.

Since Lamont Cranston - known to a select few as the Shadow - defeated Shiwan Khan and ended his reign of terror over New York one year ago, the city has started to regenerate. But there is evil brewing elsewhere. And this time the entire world is under threat. Which is why Lamont has scoured the globe to assemble a team with unmatched talent. Only their combined powers can foil an enemy with ambitions and abilities beyond anyone's deepest fears....

A soldier discovers that he is part of an experimental project allowing him to exist in another person's body, and his mission is to find the person who already destroyed one train with a bomb and is threatening to do it again.

Hired to investigate the black-skied Night City, Detective Gaspery-Jacques Roberts discovers an anomaly in the North American Wilderness, where he encounters a strange group of individuals who have all glimpsed a chance to do something extraordinary that could disrupt the timeline of the universe.

"After eleven-year-old David Bravo wishes for a do-over of a disastrous day of middle school, he and a shapeshifting spirit guide try to right a wrong in his past"--

Time travelers Jonah and Katherine arrive in 1611 to rescue missing child John Hudson, son of the explorer Henry Hudson, but just as the mutiny on the Discovery is supposed to start, Jonah and Katherine's knowledge of history is tested once again, and they fear that more is at stake than just one boy's life. Author's note includes facts about Henry Hudson's explorations.