La luz y sus efectos (Light and Its Effects)

Learn all about the law of conservation of mass with this Spanish science reader that brings the power of science and informational text to students at a level they can understand. Introduce students to STEM topics and new concepts and vocabulary terms with this nonfiction book that explores the law of conservation of mass in detail. Aligned to state and national standards, this leveled text supports students reading at above-, below-, and on-grade level. The fun lab activity encourages students to think like scientists. Keep students engaged in learning with this Spanish book.

Rodeo Barrel Racing Is Described In This Book. Readers Learn About Necessary Equipment And Techniques, Famous Riders, Animals, Records, Venues, And Championships.

Que tienen Adan y Jesucristo en comun? Que tienen Eva y la virgen Maria en comun? Mas de lo que te imaginas! Por medio de las mas impactantes ilustraciones, a todo color, Maura Roan McKeegan ha logrado que la topologia biblica para ninos cobre vida. Al tomar dos historias biblicas sumamente familiares, una del Antiguo Testamento y la otra del Nuevo Testamento, esta obra permite que los ninos puedan ver como las figuras, o tipos, biblicos emergen de las paginas de las sagradas escrituras para, de esta manera, configurar lo que los teologos llaman la topologia biblica. La topologia biblica se...

La polémica en torno a la reforma de la Administración local plantea una reflexión crítica sobre la constitucionalidad de los nuevos límites de la autonomía local y el actual control sobre los municipios. Su planteamiento, no obstante, en términos de calidad democrática diseña un modelo de Gobernanza local propulsor de derechos de la ciudadanía y nuevos principios de transparencia, buen gobierno, participación y gobierno abierto, con la introducción de deberes y responsabilidades inéditas en la esfera municipal. Sin embargo, este estudio aborda el reverso de las nuevas tendencias ...

"Dino" Don Lessem brings readers face-to-face with various dinosaur species, detailing their habitats, way of life and how they became extinct. An acclaimed dinosaur expert, Don Lessem has written more than 30 children's books, writes a popular dinosaur column in Highlights magazine, and was an adviser for Jurassic Park. Take a trip through dinosaur time to meet these sea giants face-to-face: The Archelon was similar to a turtle, but its shell was made of crossed rib bone covered in rubbery skin! The Mososaurs had huge pointy jaws and grew to be fifty feet long! The Ichthyosaurs looked a lot...