Tolly comes to live with his great-grandmother at the ancient house of Green Knowe and becomes friends with three children who lived there in the seventeenth century.

"Frank Einstein (kid-genius, scientist, and inventor) and his best friend, Watson, along with Klink (a self-assembled artificial-intelligence entity) and Klank (a mostly self-assembled and artificial almost intelligence entity), once again find themselvesin competition with T. Edison, their classmate and archrival, this time studying the science and mysteries of the universe!"--

Nobody knows if Trafalgar Medrano actually travels to the stars, but whenever he is in town he stretches his stories out over at least seven coffees and everyone knows he is the best storyteller in town.

Charles Yu, time travel technician, helps save people from themselves in Minor Universe 31, a vast story-space on the outskirts of fiction. When he's not taking client calls, Yu visits his mother and searches for his father, who invented time travel and then vanished. Accompanied by TAMMY, an operating system with low self-esteem, and a nonexistent but ontologically valid dog named Ed, and using a book titled "How to Live Safely in a Science Fictional...

"Mary and Eddie are meant for each other-- but love is no guarantee, not in these suburbs. Like all children, they exist in an eternal present; time is imminent, and the adults of the street live in their assorted houses like numbers on a clock. Meanwhile ominous rumors circulate, and the increasing agitation of the neighbors points to a future in which all will be lost. Soon, a sorcerer's car will speed down Mary's street, and as past and future...

With teens Maddy, Liam, and Sal on their first solo assignment for a secret agency, Liam is sent back in time to prevent the murder of the father of time travel by a terrorist group, but due to a nuclear accident, he ends up in the late cretaceous period where the biggest threat is not from the legendary tyrannosaur.

"On a warm Fourth of July in the quiet town of Byram Hills, Nick Quinn watches as his wife and daughter die in an unprecedented terrorist attack. Amid the disaster, Nick is approached by a dying friend who hands Nick an antique pocket watch. Emotionally shattered and desperate, Nick takes the watch and is shocked to find himself propelled back in time to where he was an hour ago, before the attack on his town. Quickly stopping the course of events,...

When Cedric, crowned prince of Caelum, and his royal friends find themselves stranded in modern-day Los Angeles, via a magic portal and the evil traitor Malquin, all they want to do is get home to Caelum as soon as possible. As they explore possibilities, they meet Liv, a filmmaker foster girl who just wants to get out of the foster system and on with her life. As she and Cedric become friends, they discover that she's more connected to his world...

Zax Delatree, who ends up in a new reality every time he falls asleep, must elude a very determined killer who is after the blood running through his veins, which holds the power to travel through worlds.