Conservación de la masa (Conservation of Mass)

Light can travel faster than anything else in the universe. But what exactly is light, and where does it come from? This nonfiction Spanish book teaches students all about light, and introduces them to important scientific concepts and vocabulary terms like infrared, ultraviolet, photos, and visible spectrum. The intriguing images, detailed diagrams, and stimulating sidebars will keep students connected to the text. The fun lab activity provides a real-world learning experience that supports STEM instruction. Aligned to state and national standards, the leveled text supports differentiation....

Durante años se ha insistido en que consumir grasas es perjudicial. Esta afirmación ha provocado un gran malentendido, uno más en la interminable lista de falsas verdades que proliferan en el ámbito de la nutrición. Al eliminar las grasas de la dieta, no solo nos privamos de extraordinarios beneficios para nuestra salud, sino que también saboteamos cualquier esfuerzo encaminado a perder peso. A pesar de que provienen de corrientes marcadamente distintas en lo que respecta a alimentación sana y pérdida de peso, ambos autores –Jonny Bowden, reconocido nutricionista, y Steven Masley,...

This collection of four titles approaches the four essential ethical topics of the virtues of listening, prudence, patience, and effort. Each of these virtues is highlighted through illustrated mini stories so children can understand the importance of nurturing and strengthening them in themselves and in others.

Una col·lecció de llibres amb trencaclosques i un joguet mecànic. La granja, el mar, el jardí i la jungla són escenaris que amaguen una pila d'animals; els protagonistes d'aquests llibres estan encuriosits per descobrir-los. Per fer el camí tantes vegades com calgui.

Plants are living things. They go through a life cycle. Learn about what plants need to live and grow. This Spanish science reader introduces students to the life cycle. With easy-to-read text, this book teaches students important scientific concepts and vocabulary terms including seed, root, stem, leaf, and flower. Aligned to state and national standards, the book contains nonfiction text features like an index, a glossary, captions, bold font, and detailed images to keep students connected to the text. A hands-on science experiment helps students apply what they have learned and develops...