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 nonfiction Spanish book teaches students about energy, and introduces them to important scientific concepts and vocabulary terms like amplitude, frequency, infrasound, transverse waves, and supersonic. 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. Keep students reading with this fascinating Spanish book.

The unsinkable luxury liner known as the Titanic may have sunk on its first transatlantic voyage in 1912, but people remain riveted to its storied legend. The collision with the iceberg in the North Atlantic was not the only mistake that was made that day. In this spellbinding volume, readers will learn about the passengers and crew aboard the doomed ship and what really happened that tragic night. Historical photographs will transport them back to the glamorous era, while the narrative paints an absorbing picture of the Titanic's sad fate.

The environment you live in gives you what you need, but you have to really know what's around you. Through sight, hearing, and the other senses, you can understand what's going on outside your body. Lift the flaps in this visual guide full of curiosities and anecdotes, and discover how the body works from the outside!

Durante casi una década, Historias bíblicas de Jesús para niños ha presentado la maravillosa historia de Dios, y al Salvador en el centro de esa historia. Este libro, fiable y muy apreciado es esencial para padres, abuelos, pastores y cualquier otra persona que quiera compartir con los niños el amor de Dios que nunca se detiene, que nunca se rinde, que no se rompe, siempre y para siempre. ¿Qué hace que Historias bíblicas de Jesús para niños sea diferente de cualquier otra Biblia para niños? Mientras que otras Biblias para niños contienen historias del Antiguo y del Nuevo...

"With vivid photographs and simple text, books in this series introduce children to the concepts of currency, exchange, and global diversity. In this book, children learn how people spend money on goods and services around the world."