Colección Profesor Elibius y el cuerpo humano

Which animals and plants can survive in a dry desert environment? Readers learn about the living things that make up desert food chains, including cacti, snakes, and scorpions. Colorful photographs of desert life make readers feel like they’re exploring new parts of this habitat with each turn of the page. Fact boxes provide additional information about the creatures that make up desert food chains, and a detailed food web shows how these food chains all come together. The desert is an extreme habitat, and readers will enjoy learning about the extreme plants and animals that live there.

Have you ever wondered what Space Camp is like? Join Isabella as she moon walks through the Moon Room, takes a ride in a Multi-Axis Trainer, tackles the Mars Climbing Wall, and takes the helm at Mission Control. Along the way, you'll practice measuring time. This fiction math book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach math concepts. Text features include images, a glossary, an index, captions, and a table of contents to build students' vocabulary and reading comprehension skills as they interact with the text. The rigorous practice...

Partiendo de una afirmación común es las ciencias (humanas y biológicas), el individuo tiene una estructura que pone en juego y moviliza la energía. Esta estructura está constituida por las palancas, las articulaciones y los músculos; pero sólo los músculos son los elementos sobre los cuales puede actuar directamente el entrenamiento. Cuando el músculo funciona produce la fuerza, que depende de su estiramiento. El libro, Los métodos modernos de musculación, se presenta divido en dos partes. La primera, que incluye las bases teóricas, trata: Los mecanismos de la fuerza -factores...

Written specifically for teenage parents who must blend their own needs as adolescents with the tremendous needs of their children, this book advocates gentle teaching rather than the harsh punishment too often utilized by many parents. Teen parents and former teen parents share their viewpoints on such issues as spanking, disciplining a child while living with one’s own parents, toilet training, and other topics of concern during a child’s first three years. Escrito especificamente para padres jóvenes que deben balancear sus necesidades como adolecentes con las de sus hijos, este libro...