Darwin y el gran cuento de los animales

Book Features: • Ages 5-8, Grades K-2 • 24 pages, 8 inches x 8 inches • Simple, easy-to-read pages in Spanish with full-color pictures • Includes a glossary, index, and an engineering design activity • Supports NGSS Playful Learning: In Mi Biblioteca de Ingeniería: Diseño y Construcción para Jugar, kindergarten—second graders learn about the forces, energy, and designs that make up roller coasters, sports equipment, zip lines, and other things we love! Engineering Made Fun: Forces, energy, and motion are all a part of how we play. Young readers learn how engineers use science...

Ante esta situación crítica quisiera hacer algo, debo hacer algo. No me interesa el poder, me interesa la autoridad moral, la mucha o la poca que tenga, la que me gane cada día, porque no pretendo estar sino ser. Con estas palabras, Alejandro Rojas-Marcos se sincera ante la autora del libro, Rosa Díaz. Y de ese ser de Alejandro Rojas Marcos opinan importantes personajes de la vida andaluza y española, configurando el más completo de sus retratos, el de la palabra vivida. La obra va mucho más allá de la biografía de uno de los políticos más completos que ha dado Andalucía; estamos...

Imagine traveling at half the speed of a jet plane without ever leaving the ground! Students will discover the technology that makes such speeds possible, from special tracks and safety precautions to aerodynamically designed trains. What are the limits to the speed of trains? What imposes those limits? Students also will read about the future of passenger train travel, from flying trains to trains that use huge magnets to levitate inches or centimeters off the track. Some trains safely reach speeds of more than 200 mph!

What is the common good and how does it benefit society? This book looks at the history behind the notion of the common good, touching on ideas from several famous philosophers. Readers will then learn how the common good can be promoted through education and community. Full-color photographs and accessible language help students connect with the text and develop reading comprehension skills. Important elementary subjects from the C3 Framework for Social Studies are discussed in detail throughout this informative book.