Orem Library

A brief history of cryptography also shows how to break simple ciphers by analyzing the patterns used to create them.

Throughout history, army generals, spies, and even scientists have guarded information through secret codes. Find out how they did it and learn how to create your own secret codes. You and your friends can share secrets that will leave everyone else scratching their heads.

Using their code-breaking skills, four middle-schoolers solve the mystery of the eccentric man who draws stick figures on his second-floor bedroom window.

Vega Jane has never left the village of Wormwood. But this isn't unusual, nobody has ever left the village of Wormwood. At least not until Quentin Herms vanishes into the unknown. Vega knows Quentin didn't just leave, but that he was chased. And he's left behind a very dangerous trail of clues that only she can decode. The Quag is a dark forest filled with terrifying beasts and bloodthirsty Outliers. But just as deadly are the threats that exist within...

Before his death in 1609, the brilliant Elizabethan spy, astrologer and mathematician John Dee hid many of his papers, believing that the world was not prepared for the ideas they held. In spring 2003, Dees many times great granddaughter and final holder of the secret was forced to pass the enigmatic legacy to one of her two sons. Diana chose her passionate, tempestuous younger boy, leaving a tiny silver key with a note: For Will, when he is something,...

"The fifteenth-century work commonly known as the Voynich Manuscript is often called the world's most mysterious book. Written in an unknown script by an unknown author, the manuscript has no clearer purpose now than when it was rediscovered in 1912 by rare books dealer Wilfrid Voynich. The manuscript appears and disappears throughout history, from the library of the Holy Roman Emperor Rudolf II to a secret sale of books in 1903 by the Society of...

A clue takes Amy and Dan Cahill to Egypt, where they investigate the origins of the rivalry between the Tomas and Ekaterina branches of their family and try to figure out if they can trust a message from their dead grandmother Grace.