Alexander Graham Bell

Reptiles y anfibios is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.

La poesía y la pintura crean por igual mediante la composición. La pintura (figura, color, línea) es un arte de olores y miradas, siendo uno de sus máximos desafíos hacer hablar, a base de trazos, a los júbilos y resquemores de una realidad menguada en dimensiones, sin que por ello deba faltarle ese temblor expansivo que sugiera la vastedad de los ámbitos del mundo y de lo humano que en el hábito del simple mirar permanecen escondidos a los más, casi siempre. Menos espacial y figurativa, la palabra poética es ojo y oído de puertas adentro. Convoca y evoca en su tonalidad temblorosa ...

Estructurado en doce unidades; Enfoque comunicativo; Estudio inductivo de la gramática; Resumen nocio-funcional.

Computer science is all around us, at school, at home, and in the community. This book gives readers the essential tools they need to understand the computer science concept of debugging. Brilliant color photographs and accessible text will engage readers and allow them to connect deeply with the concept. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience and show how debugging works in the real world. In this book, readers will investigate what's wrong with a circuit and find out how to fix the problem. This nonfiction book is ...