Criptología digital (Digital Cryptology)

Christopher Columbus most likely wasn’t the person to discover the Americas. He wasn’t even the first European to do so! Despite that, his three trips to the Western Hemisphere led to many more European explorers heading in that direction. In this volume, readers familiar with Columbus’s travels on the Nina, Pinta, and Santa Maria can learn who Columbus was beyond his travels. Supported by full-color and historic images, interesting main content turns what readers think they know about the life of Columbus on its head while expounding on an important period in the history of the world.

One of the skills employers want most in new hires is the ability to speak well. Public speaking can not only advance a person in almost any career but can also help an individual do better in school as well. Following the English Language Arts standards for Speaking and Listening, this book teaches readers why public speaking can be such an effective tool, how to craft a powerful speech, and how to overcome one of the most common problems people have with talking in front of a crowd�stage fright.

Cyclists Zoe and Kate are friends and athletic rivals for Olympic gold, while Kate and her husband Jack, also a world-class cyclist, must contend with the recurrence of their young daughter's leukemia.

Esta nueva y adorable Biblia para bebés presenta el mensaje de la Biblia en forma de verso (o sea, breve y concisa). Este libro es una gran introducción a la Biblia para los más pequeños. El texto, agradable y con rimas, está escrito con continuidad escritural y atrae a la audiencia más pequeña hacia los elementos clave del Antiguo y Nuevo Testamento.