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....

- Tintin is a world famous series with 75 years of staying power! The series' enduring popularity is evident from its elaborate website (www.tintin.com) that offers Tintin news and information in five different languages. The news section of the site indicates that in addition the ongoing publication of new books about the series and about the author's life, Tintin art exhibitions and theatrical adaptations continue worldwide. The site also includes a list of retailers who carry Tintin products, and its own online store which offers a generous helping of books, apparel, accessories, toys,...

Jae is about to embark on the greatest challenge of his life—biking 150 miles in two days to raise money for the National MS Society. But after he falls on his first practice race, will he be able to overcome his fear and ride again? Especially appealing to reluctant readers, this short, 32-page hi-lo book features full-color illustrations and a fast-paced story to capture the attention of kids who enjoy realistic fiction stories!

An award-winning first glimpse into the diverse natural world of mammals. This addition to the acclaimed About... series explains to children in simple, easy-to-understand language what mammals are, what they eat, and where they live. Beautifully detailed, realistic paintings by wildlife illustrator John Sill introduce readers to the huge variety of mammals, from the tiny white-footed deermouse to the large American bison. An afterword provides more details about the animals featured in the book. Parents and pre-school and primary-grade teachers will find this an attractive choice for...

Un proyecto enfocado al aprendizaje en la etapa de Secundaria basado en los contenidos curriculares y en la práctica en el aula, todo ello adaptado a las necesidades y aptitudes de cada curso. El libro del alumno ofrece un gran número de actividades teóricas, prácticas, competenciales e interactivas que pretenden contribuir al desarrollo de las competencias básicas. Se presta una especial atención a las nuevas tecnologías a través de vídeos, actividades interactivas y animaciones con el fin de adentrar a los alumnos en la sociedad de la información y facilitar, al tiempo, la gran...