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....

This myth may have been the foundation for The Odyssey. Join Jason and the Argonauts as they encounter evil harpies, crashing cliffs, and a giant snake on their quest for the Golden Fleece.

¡No hay peor tormenta que la que te creas en tu cabeza! Nuestra mente no descansa, ni siquiera cuando dormimos. Este libro puede ayudarte a identificar aquellos pensamientos que te hacen sentir nervioso, intranquilo, triste o enfadado. Además, podrás aprender fantásticos trucos para que los pensamientos que no te sean agradables se esfumen rápidamente de tu pequeña pero maravillosa cabeza!

Ana makes a fatal mistake of unprotected sex and becomes pregnant. She finds herself alone in a circle of hypocrisy and small mindedness.

Follows the adventures of Max Axiom as he explains the science behind forces and motion. Written in graphic-novel format.