México Tenochtitlan, El misterio del caracol

Computer science is all around us, at school, at home, and in the community. Anyone can learn computer science, even at the elementary school level. This book delves into essential computer science concepts using age-appropriate language and colorful images. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience. The instructional guide on the inside front and back covers provides: Vocabulary, Background knowledge, Text-dependent questions, Whole class activities, and Independent activities.

This is a story about a little girl who has questions about the moon. Through a fictional story, she discovers the answers with scientific exploration and examples illustrated through the story.

Six titles in the illuminating Who Was . . . ? series are now available in Spanish-language editions. Each title features black-and-white illustrations.

"El polígrafo abate Vicente Requeno y Vives, jesuita aragonés expulso y apasionado neoclásico (Calatorao, 1743-Tívoli, 1811), se dedicó intensamente en Italia a restaurar todo tipo de artes grecolatinas, consiguiendo un notable éxito en la técnica pictórica del encausto. Por el contrario, su obra filosófica ha quedado inédita en su totalidad hasta el 2008, en que Prensas Universitarias de Zaragoza editó sus Escritos filosóficos. Ahora, y con motivo del bicentenario de su muerte, presentamos un libro colectivo en el que una veintena de historiadores profundizan en la vida y la...