Las cadenas alimentarias en el desierto (Desert Food Chains)

When the Louisiana Territory was added to the United States in 1803, it about doubled the size of the young nation. It took years to clarify its boundaries and explore every square mile. How this momentous purchase came to be and its implications on the future of the United States are explained in detail in this book. Uncomplicated maps and simple language help developing readers and those in need of review to understand the many changes in this land that started with its purchase in 1803.

El proyecto de Filosofía EVEREST para Bachillerato es un proyecto completo (libro+guía+Proyecto curricular), que ofrece al profesor y al alumno todo lo que demandan y necesitan. Este proyecto ha sido elaborado por un autor, profesor de Filosofía, que elaboró este proyecto experimentando con sus alumnos en clase. Se trata de unos libros atractivos para el alumno, facilitándole el aprendizaje y asimilación de contenidos gracias a la calidad y abundancia de ilustraciones y fotografías. El lenguaje empleado es accesible al alumno (no en vano el libro fue tomando cuerpo a partir de los...

Learn about the many things humans can do to get warm when they are too cold. Created in collaboration with the Smithsonian Institution, this STEAM book will ignite a curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that is perfect for makerspaces and that guides students step-by-step through the engineering design process. Make STEAM career connections with career advice from actual Smithsonian employees working in STEAM fields. Perfect for English language learners, this Spanish book builds 1st grade students’ early literacy skills.

This book is primarily intended to help Spanish learners in achieving great performance on the Spanish DELE exam, specifically for the level A2. In addition, it may also assist native speakers of Spanish who want to acquire, refresh or improve their knowledge to become linguistic educators. It’s important to highlight that speaking a language does not guarantee success in a specific examination. This is due to the structured design of the test, with particular questions which aim to evaluate the diverse skills of the language learners. There is a variety of questions organized by tasks and...