After spending her life with her mentally retarded mother and agoraphobic neighbor, twelve-year-old Heidi sets out from Reno, Nevada, to New York to find out who she is. Living with her mentally disabled mother who only knows just over twenty words, young Heidi has learned to live in her special world until a new word is suddenly used and repeated by her mother; causing Heidi to think it might be a key to a secret past about which she knows so little...

Seventeen-year-old Gwen, who has been living with her grandfather in Manhattan while she attends music school, joins up with another music student to solve the mystery when her grandfather suddenly goes missing

Washed ashore as a baby in tiny Tupelo Landing, North Carolina, Mo LoBeau, now eleven, and her best friend Dale turn detective when the amnesiac Colonel, owner of a café and co-parent of Mo with his cook, Miss Lana, seems implicated in a murder

Following her parents' bitter divorce as she and her father move from town to town, seventeen-year-old Mclean reinvents herself at each school she attends until she is no longer sure she knows who she is or where she belongs

After learning about his magical ancestry and his own warrior powers, sixteen-year-old Jack embarks on a training program to fight enemy wizards

"In Ontario, Pen is a sixteen-year-old girl who looks like a boy. She's fine with it, but everyone else is uncomfortable--especially her Portuguese immigrant parents and her manipulative neighbor who doesn't want her to find a group of real friends"--

"Six kindergarteners were taken. Eleven years later, five come back--with no idea of where they've been. No one remembers the sixth victim, Max. Avery, Max's sister, needs to find her brother--dead or alive--and isn't buying this whole memory-loss story"--

"Janner, Tink, and Leeli Igiby experience many fantastic adventures while looking for a lost treasure." --

Twelve-year-old Rahul Kapoor, an Indian-American boy growing up in small-town Indiana, struggles to come to terms with his identity, including that he may be gay.

Told in the alternating voices of Dash and Lily, two sixteen-year-olds carry on a wintry scavenger hunt at Christmas-time in New York, neither knowing quite what--or who--they will find