"A group of kids discovers they were cloned from the DNA of some of the greatest criminal masterminds in history for a sociological experiment"--

Fighting for survival after being separated into pairs in the aftermath of a betrayal, the Project Osiris clones search for notorious mob boss Gus Alabaster while tracking down Eli's elusive DNA donor alongside a surprising new ally.

Thirteen-year-old Bethany's parents have always been overprotective, but when they suddenly drop out of sight with no explanation, leaving her with an aunt she never knew existed, Bethany uncovers shocking secrets that make her question everything she thought she knew about herself and her family.

In the first of two stories, zombie goldfish Frankie is good at saving the day, but the medieval day reenactment joust may be too much, and in the second story, Tom's evil brother clones a Jurassic carp, putting the school in danger.

After wishing there were two of him to complete all the items on his "to do" list, Leo discovers that the real problem is not the number of Leos, but the length of the list.

Barton and Nancy are supposed to be minding the store - the pet store, that is. But instead they have left their alien clones, Beta and Gamma, in charge.

"Pegasus and Emily investigate a series of incidents back on Earth, and discover that the CRU has been cloning Olympians"--

Llama clones his friend Alpaca in order to avoid cleaning up after himself, but while Llama is eating the day away the Alpacas he set loose are causing pandemonium.

Emma is still reeling from the events of her junior year at Darkwood Academy. Not only is her best friend, Oliver, shockingly alive, but the boy she loves, his genetic copy, Levi, is still on the island where he grew up, stranded with his deranged guardian. More importantly, she is grappling with who she really is. Emma can't accept the hard truths she learned last year and refuses to share her secrets with anyone, isolating herself from the Similars...

Jack is a walking fossil. The only human among a sea of clones. It's been hundreds of years since humanity died off in the slow plague, leaving the clones behind to carry on human existence. Over time they've perfected their genes, moving further away from the imperfections of humanity. But if they really are perfect, why did they create Jack? While Jack longs for acceptance, Althea-310 struggles with the feeling that she's different from her sisters....