Blackwood, Gary. Beyond the Door. Y Fic Blackwood
Teenagers Scott and Tully find an unused study room in the library which is actually a doorway into an alternate world, where an outcast is pursuing dangerous experiments to increase his control over the emerging technology of his universe.

Bonham, Frank. The Missing Persons League. Y Fic Bonham
In a future world of algae diets, sour seas, and oxygen deficiency, a high school boy's search for his missing family leads him into dangerous trouble with the authorities.

Caraker, Mary. The Faces of Ceti. Y Fic Caraker
Teenage Maya and the other colonists on the planet Ceti try to resist being taken over by another hostile Earth colony on a neighboring world, while debating how to treat the native, possibly intelligent creatures called hlur.

Christopher, John. The Prince in Waiting. Y Fic Christopher
Thirteen-year-old Luke has no reason to suspect that anything will ever change in the primitive society of the future in which he lives.

Clayton, Emma.  Roar.  Y FIC Clayton (SERIES)
In an overpopulated world where all signs of nature have been obliterated and a wall has been erected to keep out plague-ridden animals, twelve-year-old Mika refuses to believe that his twin sister was killed after being abducted, and continues to search for her in spite of the dangers he faces in doing so.

Collins, Suzanne.  Hunger Games.  Y FIC Collins (series)
In a future North America, where the rulers of Panem maintain control through an annual televised survival competition pitting young people from each of the twelve districts against one another, sixteen-year-old Katniss's skills are put to the test when she voluntarily takes her younger sister's place.

Cooper, Susan.  King of Shadows.  Y FIC Cooper
While in London as part of an all-boy acting company preparing to perform in a replica of the famous Globe Theatre, Nat Field suddenly finds himself transported back to 1599 and performing in the original theater under the tutelage of Shakespeare himself.

Curry, Jane Louise. Me, Myself and I. Y Fic Curry
A Sixteen-year-old Progidy uses his mentor's invention to go into the past to exorcise his unreturned love for a beautiful girl, and discovers a mystery involving another of the professor's inventions.

DeStefano, Lauren.  Wither.  Y FIC DeStefano
After modern science turns every human into a genetic time bomb with men dying at age twenty-five and women dying at age twenty, girls are kidnapped and married off in order to repopulate the world.

Dodd, Quentin. Beatnik Rutabagas from Beyond the Stars.  Y Fic Dodd
Whisked away on space ships to serve as generals of opposing armies, best friends and sci-fi movie fans Walter Nutria and Yselle Meridian soon convince the aliens they must work together against the real menaces, Space Mice from Galaxy Four and their leader, The Boss.

Fradin, Dennis. How I Saved the World. Y Fic Fradin
After thirteen-year-old Shelley spots a UFO one summer night at a rundown resort in northern Michigan, he becomes involved in a desperate effort to stop an alien invasion.

Gill, David Macinnis.  Black Hole Sun.  Y FIC Gill
On the planet Mars, sixteen-year-old Durango and his crew of mercenaries are hired by the settlers of a mining community to protect their most valuable resource from a feral band of marauders.

Haddix, Margaret. Running Out of Time. Y Fic Haddix  / Y PB H
When a diphtheria epidemic hits her 1840 village, thirteen-year-old Jessie discovers it is actually a 1996 tourist site under unseen observation by heartless scientists, and it's up to Jessie to escape the village and save the lives of the dying children.

Hoover, H. M. Return to Earth. Y Fic Hoover / J Fic Hoover
In a future world a diplomat returns to Earth to retire and finds himself involved in political intrigue and a disquieting friendship with a young girl.

Hughes, Monica. Invitation to the Game. Y Fic Hughes
Unemployed after high school in the highly robotic society of 2154, Lisse and seven friends resign themselves to a boring existence in their "Designated Area" until the government invites them to play The Game.

Klause, Annette Curtis. Alien Secrets. Y Fic Klause
On her journey to the distant planet where her parents are working, twelve-year-old Puck befriends a troubled alien and becomes involved in a dangerous mystery involving a precious artifact.

Lasky, Kathryn. Star Split.  Y FIC Lasky
In 3038, thirteen-year-old Darci uncovers an underground movement to save the human race from genetic enhancement technology.

Lawrence, Louise. Andra. Y Fic Lawrence
In a repressive underground society of the future, teenage Andra yearns for freedom and launches a massive youth rebellion against the system.

Lowry, Lois. The Giver. Y PB L/ Y FIC Lowry
Given his lifetime assignment at the Ceremony of Twelve, Jonas becomes the receiver of memories shared by only one other in his community and discovers the terrible truth about the society in which he lives.

Ness, Patrick. The Knife of Never Letting Go.  Y FIC Ness (series)
Pursued by power-hungry Prentiss and mad minister Aaron, young Todd and Viola set out across New World searching for answers about his colony's true past and seeking a way to warn the ship bringing hopeful settlers from Old World.

Oppel, Kenneth. Dead Water Zone. Y Fic Oppel
Muscular sixteen-year-old Paul tries to find his genetically stunted younger brother Sam in the polluted ruins of Watertown, where Sam is trying to cure himself with toxic "dead water" that alters the metabolism of those who drink it.

Paulsen, Gary. Transall Saga. Y Fic Paulsen // Y PB P
While backpacking in the desert, thirteen-year-old Mark falls into a tube of blue light and is transported into a more primitive world, where he must use his knowledge and skills to survive.

Pfeffer, Susan Beth.  Life as We Knew It.  Y FIC Pfeffer
Through journal entries sixteen-year-old Miranda describes her family's struggle to survive after a meteor hits the moon, causing worldwide tsunamis, earthquakes, and volcanic eruptions.

Reeve, Philip.  Fever Crumb.  Y FIC Reeve
Foundling Fever Crumb has been raised as an engineer although females in the future London, England, are not believed capable of rational thought, but at age fourteen she leaves her sheltered world and begins to learn startling truths about her past while facing danger in the present.

Reichs, Kathy.  Virals.  Y FIC Reichs (SERIES)
Tory Brennan is the leader of a band of teenage 'sci-philes' who live on an island off the coast of South Carolina and when the group rescues a dog caged for medical testing, they are exposed to an experimental strain of canine parvovirus that changes their lives forever. (SEQUEL: Seizure)

Schanback, Mindy. Princess from Another Planet. Y Fic Schanback
Fourteen-year-old Gracie Quicksilver escapes her impoverished and unconventional life by impersonating her rich cousin at an exclusive summer camp, until a series of weird events convinces her that her mother's delusions about being the deposed queen of a distant planet just might be true.

Shusterman, Neal.  The Dark Side of Nowhere : A Novel.   Y FIC Shusterman
Fourteen-year-old Jason faces an identity crisis after discovering that he is the son of aliens who stayed on earth following a botched invasion mission.

Silverberg, Robert. Project Pendulum. Y Fic Silverberg
Twins become involved in an experiment in time travel.

Sleator, William.  The Boxes.  Y PB S
When she opens two strange boxes left in her care by her mysterious uncle, fifteen-year-old Annie discovers a swarm of telepathic creatures and unleashes a power capable of slowing down time.

Sleator, William. The Duplicate. Y Fic Sleator
Sixteen-year-old David, finding a strange machine that creates replicas of living organisms, duplicates himself and suffers the horrible consequences when the duplicate turns against him.

Sleator, William. Interstellar Pig. Y Fic Sleator // Y PB S
Barney's boring seaside vacation suddenly becomes more interesting when the cottage next door is occupied by three exotic neighbors who are addicted to a game they call "Interstellar Pig."

Sutherland, Tui.  So This is How it Ends.  Y Fic Sutherland
During an earthquake in the year 2012 five teens are transported seventy-five years into the future, where the end of the world is imminent, and are drawn together by a mysterious force.

Teague, Mark. The Doom Machine.  J FIC Teague
When a spaceship lands in the small town of Vern Hollow in 1956, juvenile delinquent Jack Creedle and prim, studious Isadora Shumway form an unexpected alliance as they try to keep a group of extraterrestrials from stealing eccentric Uncle Bud's space travel machine.

Treggiari, Jo.  Ashes, Ashes.  Y FIC Treggiari
In a future Manhattan devastated by environmental catastrophes and epidemics, sixteen-year-old Lucy survives alone until vicious hounds target her and force her to join Aidan and his band, but soon they learn that she is the target of Sweepers, who kidnap and infect people with plague.

Vizzini, Ned. Be more chill. Y FIC Vizzini
Badly in need of self-confidence and a change of image, high school nerd Jeremy Heere swallows a pill-sized super computer that is supposed to help him get whatever he wants.

Wells, H. G. Time Machine. Y FIC Wells // Y PB W
A young scientist, to the amazement and disbelief of his colleagues and other experts, has perfected a machine that lets him live one of mankind's oldest dreams--to live in times other than his own.

Yansky, Brian.  Alien Invasion and other Inconveniences.  Y FIC Yansky
When a race of aliens quietly takes over the earth, high schooler Jesse finds himself a slave to an inept alien leader -- a situation that brightens as Jesse develops telepathic powers and attracts the attention of two beautiful girls.

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