Replica

"Replica" is a children's science fiction series about Amy Candler, a young teenager who discovers she is one of thirteen cloned girls who have been genetically modified to have superhuman abilities. She was created in the government-funded Project Crescent, and was kidnapped and adopted by one of the scientists after a change of heart. Throughout the series Amy struggles to live a normal life as the mysterious Organisation tries to use her and the other Project Crescent clones to create a master race and take over the world. Amy also seeks to help the other clones in the project, and encounters a number of other children and teenagers with genetic modifications or supernatural powers.

This series is very popular and has been sold internationally.

Books in the Series
There are 24 books in the series, but there has also been a separate series based on the same characters published in 2002.
 * Book 1: Amy Number 7
 * Book 2: Pursuing Amy
 * Book 3: Another Amy
 * Book 4: Perfect Girls
 * Book 5: Secret Clique
 * Book 6: And the two Shall Meet
 * Book 7: The best of the best
 * Book 8: Mystery Mother
 * Book 9: The Fever
 * Book 10: Ice Cold
 * Book 11: Lucky Thirteen
 * Book 12: In search of Andy
 * Book 13: The Substitute
 * Book 14: The Beginning
 * Book 15: Transformation
 * Book 16: Happy Birthday, Dear Amy
 * Book 17: Missing Pieces
 * Book 18: Return of the Perfect Girls
 * Book 19: Dreamcrusher
 * Book 20: Like Father, like Son
 * Book 21: Virtual Amy
 * Book 22: All About Andy
 * Book 23: War of the Clones
 * Book 24: Amy, on her Own
 * The Plague Trilogy: Rewind
 * The Plague Trilogy: Play
 * The Plague Trilogy: Fast Forward