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....

During the XVII and XVIII centuries, there were great thinkers who risked their freedom and their lives over their revolutionary ideas. Take a look at the philosophers that were the pillars of both modern thinking and science: Galileo, Hobbes, Newton, and many more. They dared to question the norm.

An eye-opening look at the workings of the solar system En este ejemplar los ninos encontrarán la historia del universo, descrita con ilustraciones amenas y entretenidas El día y la noche (cuando sale el sol y la luna Un ano de viaje (el movimiento de la tierra en el espacio). Las cuatro diferentes estaciones de la tierra. La función del sol en la tierra (su influencia en las flores y en los animales). La tierra nuestro planeta (descripción de la tierra, sobre sus habitantes y su forma). La luna (su tamano, su aspecto, los viajes que se han realizado y que hay en ella). Los eclipses (como ...

Múltiples elementos constituyen el andamiaje dramático de El perro del hortelano de Lope de Vega, una de las comedias más delciosas del teatro español del siglo XVII. Su personaje central, Diana, mueve prácticamente los hilos de la acción, basada en un conflicto amoroso y social, de continuos enredos y engaños, de falsas identidades, y de una ansiedad sexual que refrena el decoro, la posición jerárquica y la estima social. Amor y celos, frustración sexual y deseo, envidia y formas de decoro, inteligencia y engaño, gracia lungüística y chiste apicarado, constituyen el imán de...

A flexible suite of resources providing full coverage of the Cambridge IGCSE® Spanish as a Foreign Language syllabus (0530) for first examination in 2015. With a skills-based approach and an international focus, this coursebook with audio CD promotes a deeper understanding of the Spanish language and culture. Engaging texts, images and audio enhance the activities in the coursebook and help students develop language skills. Exam-style questions and clear learning objectives encourage self-assessment and support students through the Cambridge IGCSE® Spanish as a Foreign Language course.