La energía

What would happen if the Moon disappeared? We would try every possible way to get it back. As in everyday life, this book shows us that the answers to our problems are sometimes so close we just can't see them.

Who's on the steam train today? What's happening at the station? Find out by lifting all the flaps in this delightful board book. There are lots of things to spot and a few hidden surprises along the way.

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....

En todo el mundo, las mujeres siempre han soñado en grande, aun cuando les han dicho que sus sueños no cuentan. Han alzado sus voces, se han levantado en protesta y han luchado por lo que es justo, a pesar de que, a veces, sus voces han sido silenciadas. Ya sea en las ciencias, las artes, los deportes o como activistas, mujeres y niñas a lo largo de la historia han luchado por romper barreras y cambiar el statu quo. No han permitido que otros se interpongan en su camino, nos han ayudado a entender mejor nuestro mundo y lo que es posible lograr. En este segundo libro, compañero de Ella...