Teens - Science Fiction

The Storm Thief

by Chris Wooding

With the help of a golem, two teenaged
thieves try to survive on the city island of Orokos, where
unpredictable probability storms continually change both the landscape
and the inhabitants.

Uglies

by Scott Westerfeld

In Tally's world, your sixteenth birthday
brings an operation that transforms you from a repellent Ugly into a
stunningly attractive Pretty and catapults you into a high-tech
paradise where your only job is to have a really great time.  Uglies trilogy (Uglies, Pretties, Specials)

Heir Apparent

by Vivian Vande Velde

While playing a total immersion virtual
reality game of kings and intrigue, a fourteen-year-old girl learns
that demonstrators have damaged the equipment to which she is
connected, and she must win the game quickly or be damaged herself.

Mortal Engines

by Philip Reeve

In the distant future, when cities move
about and consume smaller towns, a fifteen-year-old apprentice is
pushed out of London by the man he most admires and must seek answers
in the perilous Out-Country.  Hungry City Chronicles (series)

The Transall Saga

by Gary Paulsen

On his first solo backpacking trip, Mark
Harrison discovers a mysterious blue light. He falls through it and
lands in a strange land where he must learn to survive with little more
than a pocketknife and a few broken matches.

The Angel Experiment

by James Patterson

After the mutant Erasers abduct the
youngest member of their group, the "birdkids," who are the result of
genetic experimentation, take off in pursuit and find themselves
struggling to understand their own origins and purpose.  Maximum Ride volume 1

Among the Hidden

by Margaret Peterson Haddix

In a future where the Population Police
enforce the law limiting a family to only two children, Luke has lived
all his twelve years in isolation and fear, until another "third"
convinces him that the government is wrong. Shadow Children series

Things Not Seen

by Andrew Clements

Bobby Phillips is an average
fifteen-year-old boy until the morning he wakes up and can't see
himself in the mirror. He's not dreaming--he's just plain invisible.
Then he meets Alicia who is blind and can't resist talking to her.

Warriors of Alavna

by N. M. Browne

While walking through a mist, two
fifteen-year-old friends are transported to a world that resembles
Roman Britain in the first century A.D., where they witness real magic
and join a tribe of Celtic warriors as they battle Roman invaders.

Spacer and Rat

by Margaret Bechard

Jack's predictable existence on Freedom
space station is transformed when Kit, the Earthie rat, enters his life
and enlists him and a sensitive robot in an effort to outwit the
Company.