If you like time travel stories
An Angel for May by Melvin Burgess.
Tam travels back in time to his small English town at the time of World War II, where his friendship helps a traumatized girl living on a farm just outside the town.
Blossom Culp and the Sleep of Death by Richard Peck.
Blossom, high-school freshman and possessor of "second sight," helps an Egyptian princess, dead for 3500 years, to regain her tomb, and in
addition saves a suffragette school teacher from losing her job in 1914.
A Crack in the Line by Michael Lawrence.
Sixteen-year-old Alaric discovers how to travel to an alternate reality, where his mother is alive and his place in the family is held by a girl named Naia.
Elizabeth, Elizabeth by Eileen Dunlop.
Sent to spend the summer with her aunt at a 200-year-old Scottish
mansion, a young girl finds herself going back in time to the eighteenth century and becoming another person.
Twilight by Meg Cabot.
California teen, Suzie Simon, is a typical high school student except
for the fact that she is "shifter" who can mediate between the living
and the dead, and she is in love with a ghost from the nineteenth