Algoritmos: la base de la programación de computadoras (Algorithms: The Building Blocks of Computer Programming)

Describes where fossil fuels come from, their uses and forms, the harm they cause to the environment, and sources of renewable energy.

Cette méthode d'Espagnol Langue Etrangère s'adresse à des apprenants grands adolescents et adultes de niveau intermédiaire. Un pas supplémentaire vers l'apprentissage par les tâches qui propose un travail grammatical et lexical et qui met en avant le développement stratégique et l'autonomie de l'apprenant. Le guide pédagogique de Bitácora 4 est un complément utile pour le professeur qui utilise la méthode.

Se dice que los niños son los verdaderos filósofos. Tienen una curiosidad incontenible y sus preguntas hacen titubear muchas veces a los adultos. ¿Cómo explicar el mundo a los niños? El reconocido filósofo Richard David Precht paseó por Berlín durante un verano con su hijo Oskar. Fueron, entre otros sitios, al zoo, al Museo de Ciencias Naturales o a los restos del famoso muro. Durante esas visitas, Precht respondió a numerosas preguntas como «¿Soy yo realmente yo?», «¿Por qué los seres humanos tienen preocupaciones?» o «¿Qué es belleza?». Este es un libro de filosofía...

Teach children that being honest in words and actions builds trust and self-confidence, and that telling the truth can take courage and tact in this English-Spanish bilingual book. It’s never too soon to learn the difference between what’s true and what isn’t. In this English-Spanish bilingual book, words and pictures help young children discover that being honest in words and actions builds trust and self-confidence. They also learn that telling the truth sometimes takes courage and tact. Includes discussion questions, skits, scenarios, and games that reinforce the ideas being taught,...

Bridges are a big part of how people get from place to place. But how do they work and how are they built? In this engaging text, readers will explore these important engineering marvels that link places divided by water. Along the way they’ll learn how to build their own model bridge with a step-by-step guide accompanied by full-color photographs of each step. Accessible text illuminates the science behind every span we drive over—and sometimes under!