El chip experimental

A fierce ogre finds that children are becoming too smart for him to catch and eat. Instead, he passes his time writing arithmetic problems to challenge the children.

Dirigido a estudientes de ESO y Bachillerato, este manual ofrece modelos de comentario de texto que se basan en tres principios: lectura comprensiva, redacción correcta y debate.

Describes Formula One cars, including their design, features, and races. Written in English and Spanish.

Why did the Civil War begin? Which states were part of the Union and which were part of the Confederacy? Readers will learn the answers to these questions and more as they move through this fascinating nonfiction Spanish-translated title. The easy-to-read informational text, engaging facts, and vivid images and illustrations help highlight some of the aspects that led up to the Civil War, including slavery, the Underground Railroad, abolitionists, the Fugitive Slave Act, the Dred Scott Decision, and the Lincoln-Douglas debates. The accessible table of contents works in conjunction with the...