Somos el 99%

Spanish Student Edition offers the complete Student Edition in Spanish to meet the needs of Spanish ELL students.

Our closest solar system is about 10 light years away. It has two main types of planets. Some are rocky and small, like planet Earth, while others are huge balls of gas, like Jupiter. Learn about how astronomers once thought our solar system was the one and only, to how they have now discovered hundreds of stars with planets orbiting them, which means there could be billions of solar systems in outer space! Just maybe, these alien worlds could host life, like our own amazing planet. This book allows students to use observations of the Sun, moon, and stars to describe patterns that can be...

Beaches, mountains, valleys, farmlands, and deserts are all part of the unique geography of California. Students will learn about each of these regions with this primary source reader that builds students' reading skills and social studies content knowledge. The intriguing primary source maps, letters, documents, and images provide authentic nonfiction reading materials and keep students interested in learning. Text features include a glossary, index, captions, sidebars, and table of contents. This book connects to California state studies standards and the NCSS/C3 Framework and features...

Partiendo del principio de que “lo que no se entrena no se juega” este libro presenta un entrenamiento específico para el puesto de portero. La obra trata desde los aspectos psicológicos hasta las aptitudes, actitudes y gestos técnicos que se deben trabajar en el entrenamiento de los porteros de fútbol base. Se presentan 200 ejercicios prácticos con gráficos explicativos que se han agrupado según los aspectos que más se ejercitan en ellos: calentamiento, abdominales y estiramientos, velocidad, potenciación del salto, salidas, acciones ofensivas, lanzamientos a puerta. También se ...