The past and present unravel into staggering truths in this can’t-miss installment of the New York Times and USA TODAY bestselling Keeper of the Lost Cities series told entirely from Keefe’s point of view.

Please be careful. Please be happy. And PLEASE forget all about me. It’ll be better for everyone that way.

Those were the last words Keefe Sencen wrote to Sophie Foster before he ran away to the Forbidden Cities.

Keeper of The Lost Cities #9.5 : Unraveled

Unraveled Book 9.5

Keeper of the Lost Cities 02: Das Exil

Algorithmic trading is now open to small organizations and individual traders using online platforms. The tool of choice for many traders today is Python and its ecosystem of powerful packages. In this practical book, author Yves Hilpisch shows students, academics, and practitioners how to use Python in the fascinating field of algorithmic trading.

Unlocked

The first book in the New York Times and USA TODAY bestselling Keeper of the Lost Cities series is being reimagined as a graphic novel with the first half of the epic novel adapted to this new format with beautiful artwork!

Twelve-year-old Sophie Foster has never quite fit into her life. She’s skipped multiple grades and doesn’t really connect with the older kids at school, but she’s not comfortable with her family, either. The reason? Sophie’s a Telepath, someone who can read minds.

Keeper of the Lost Cities the Graphic Novel Part 1: Volume 1

A New York Times bestselling series
A USA TODAY bestselling series
A California Young Reader Medal-winning series

Sophie befriends the mythical Alicorn and puts her mysterious powers to the test in this enchanting second book in the Keeper of the Lost Cities series.

Sophie is settling in nicely to her new home and her new life in the world of the lost cities.

Keeper of the Lost Cities #02 : Exile

A New York Times bestselling series
A USA TODAY bestselling series
A California Young Reader Medal-winning series

Sophie uncovers shocking secrets―and faces treacherous new enemies―in this electrifying third book in the Keeper of the Lost Cities series.

Sophie Foster is ready to fight back.

Her talents are getting stronger, and with the elusive Black Swan group ignoring her calls for help, she’s determined to find her kidnappers―before they come after her again.

Keeper of the Lost Cities #03 : Everblaze