Criptología digital (Digital Cryptology)

Young readers will learn the ways that César Chávez fought to protect the rights and lives of migrant workers in this inspiring Spanish-translated biography that gives history behind protests and developments of unions that Chávez led. Vivid images and an interesting timeline of Chávez's life work in conjunction with supportive text and a helpful glossary, table of contents, and index to engage readers from cover to cover.

Computer science is all around us, at school, at home, and in the community. This book gives readers the essential tools they need to understand the computer science concept of debugging. Brilliant color photographs and accessible text will engage readers and allow them to connect deeply with the concept. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience and show how debugging works in the real world. In this book, readers will investigate what's wrong with a circuit and find out how to fix the problem. This nonfiction book is ...

Vicente Friman es el nuevo.Ya le ha pasado otras veces, así que no le preocupa mucho.Aunque esta vez es diferente. Esta vez está Bárbara.La jefa de Los Protectores. O eso se cree ella.Y también están los Apaches. Una banda de adolescentes que tienen atemorizado al barrio.Todos quieren algo de Vicente. Pero él no sabe muy bien qué es.Y además se está hartando.Es el momento de demostrar quién es de verdad Vicente Friman.Premio El Barco de Vapor 2016

The Mi Mini Biografia series are Spanish language biographies for the earliest readers. This book examines the life of Eleanor Roosevelt in a simple, age-appropriate way that will help children develop word recognition and reading skills. Includes a timeline and other informative backmatter.