Los empeños de una casa

Textos inéditos rescatados y analizados por Aurelia Valero —especialista en el pensamiento de Gaos— se reúnen en esta obra, producto de un fructífero seminario realizado en 1958 por José Gaos con sus discípulos Ricardo Guerra, Alejandro Rossi, Emilio Uranga y Luis Villoro, en el que las preocupaciones principales giran en torno a la vocación filosófica, su origen y su vinculación con la biografía personal del filósofo.

Explores The Different Parts Of The Nervous System, Including The Brain, Spinal Cord, And Central Nervous System. Correlated To Common Core, Texas TEKS, Virginia Sols, And Georgia Performance Standards.

¡Conoce al iguanodon, un dinosaurio herbívoro que pesaba toneladas literalmente! Las imágenes coloridas ayudan a los lectores a aprender cómo era la vida para estos comedores de plantas de punta. Meet the iguanodon, an herbivore dinosaur who weighed tons—literally! Now in Spanish, carefully leveled text and colorful images help readers learn what life was like for these spiky-thumbed plant-eaters.

In order for any democracy to function well, understanding how and when to compromise is a necessity. This book introduces students to how compromise makes governing possible. Using examples of how compromise works in their own lives, students will gain a better understanding of how compromise work on a larger level. Conversely, readers will also learn that compromise may be the wrong course of action in some situations and that some issues are of such critical importance or high moral worth that standing firm is appropriate.

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther.