A la vanguardia: Adelantos en tecnología (The Cutting Edge: Breakthroughs in Technology) 6-Pack

When they were teenagers, George and Natalia fell madly in love, but his being American and her being Spanish forced them to separate. Ten years later, they meet again and those feelings resurface with overwhelming force. Nat, aware of her difficult personal situation, refuses to give love a chance, but George is not ready to lose the woman he has always loved.

So you think you're a martial arts master, but do you know the difference between kung fu, kendo, and karate? Students will learn about various martial arts as they practice comparing numbers. This nonfiction math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, intriguing sidebars, practice problems, and math diagrams make learning math relevant and fun. Text features include a table of contents, glossary, and index to increase understanding of math and reading concepts. An in-depth problem-solving...

Explains the basic science of flight, the problems of getting vehicles into the air, different types of engines, and aircraft design, and includes instructions for making aircraft models.

"Este manual está dedicado a todas aquellas personas que se aproximan, sin formación previa, al dibujo de espacios y formas. Está basado en la experiencia de la enseñanza a alumnos con un conocimiento básico o inexistente. En él se analizan los elementos que se deben conocer sobre percepción, perspectiva y geometría aplicados al dibujo a mano alzada. Con estas herramientas es posible alcanzar un buen nivel independientemente del punto de partida"--Publicaciones Arquitectura y Arte.