Henry Carter Hull

The youngest of the Murry children must travel through time and space in a battle against an evil dictator who would destroy the entire universe.

Intersperses a story about a glitch in the space-time continuum that forces people to relive the ten years between February 17, 1991 to February 13, 2001 exactly as they did the first time, with Vonnegut's thoughts and experiences during the summer and autumn of 1996.

After thirteen-year-old Tucker Feye's parents disappear, he suspects that the strange disks of shimmering air that he keeps seeing are somehow involved, and, when he steps inside one, he is whisked away on a time-twisting journey trailed by a shadowy sect of priests and haunted by ghostlike figures.

After plummeting through a hole in her backyard and finding herself once again in the room of mysterious jars, eleven-year-old Olive unwittingly releases two of Elsewhere's biggest, most cunning, most dangerous forces.

Fourteen-year-old Jason Walker is transported to a strange world called Lyrian, where he joins Rachel and a few rebels to piece together the Word that can destroy the malicious wizard emperor, Surroth.

Twelve-year-old Henry York and his cousin Henrietta discover 100 hidden portals to other worlds in the bedroom wall of his aunt and uncle's house.

When her desperately ill older brother insists that she take him into their mysterious backyard garden, designed by their quantum physicist great uncle, fourteen-year-old Susan discovers that things are not always what they seem.

When eleven-year-old Olive and her distracted parents move into an old Victorian mansion, Olive finds herself ensnared in a dark plan involving some mysterious paintings, a trapped and angry nine-year-old boy, and three talking cats.

Eleven-year-old Olive finds herself drawn to the grimoire of the witches who built her house and tries to use its spells to uncover the house's magic and control the cats themselves, but the book is more wicked than it seems.

When Jonah and Katherine travel to early 1900s Switzerland and Serbia to return Albert Einstein's daughter, Lieserl, to history, her mother Mileva grasps entirely too much about time travel and has no intention of letting her daughter go.