Los sólidos (Solids)

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther.

There is an amazing muscle inside your body. It pumps blood and keeps you healthy. What is it? Your heart! Read all about it in this colorful, Spanish-translated title.

Readers won't have to disassemble their favorite toys to discover what makes them work. This book explores electric, magnetic, and motion-powered toys from design to function. It introduces readers to the six simple machines and explains how they use force and motion to do work. Not every toy is a technological marvel. Readers learn about time-honored favorites including the rocking horse, Slinky, and rattles.

Did you know that early explorers initially thought that California was an island? Learn how California was discovered with this Spanish book that focuses on the history of California. Students will learn about the contributions of Henry Hudson, Juan Rodriguez Cabrillo, Hernan Cortes, Francisco de Ulloa, and Sir Francis Drake. With a visually appealing layout, this primary source book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts they need to know at their grade level. Packed with information and primary source maps, images, and ...

La historia de un peregrinaje más a través de un milenario camino. En el Año Mil, tras el fallecimiento de su marido, la condesa de Conquereuil emprende peregrinación a Santiago de Compostela desde la Bretaña francesa, para postrarse ante el Apóstol, recibir la indulgencia y pedirle que haga crecer a su hija pequeña, que es enana y que, a causa de su deformidad, ha sido rechazada por las gentes y hasta por su propio padre, pues la han creído endemoniada. Sale al camino con un séquito de 200 servidores, recorre vías romanas, caminos y veredas; atraviesa puentes inestables; se hospeda ...

Este segundo volumen sigue el original Devocional en un año para niños con otras 365 lecturas diarias. Cada día incluye una historia basada en el principio bíblico del día y unas preguntas para ayudar a los niños a aplicar la lectura a su vida. Cada historia trae un mensaje sencillo, directo y concreto. Además, cada página contiene un versículo bíblico para memorizar que usualmente está relacionado a la lectura bíblica del día. Los devocionales «En un año» están diseñados para ayudar a pasar tiempo con Dios y su Palabra cada día. This second volume follows the original...

Grouping and classification are among the first math and science skills that children need to learn. This fun book will challenge children to observe natural creatures to see what makes them the same and different. It presents an interesting way of looking at objects, because the objects may not be exactly the same. For example, birds have two wings, but the wings of different birds may not look similar.