Danza Traigo / I Bring Dance

Most of the Earth's changes happen over millions of years, but earthquakes can force significant changes to the land in just a few moments. Readers will learn the science of plate tectonics and its role in the development of earthquakes around the globe. They will also learn that not all rocks are created equal. In fact, rocks are all different ages! This Spanish-translated book concludes with images of the damage and destruction that earthquakes can cause.

La sexualidad explicada a niñas y niños en una edición actualizada y revisada. Un libro sin tabúes ni prejuicios que sigue construyendo un necesario espacio de debate en las familias de hoy. Explicar la sexualidad a las niñas y los niños sigue siendo un gran desafío. En ¿Qué es esto? encontrarán una herramienta para acompañar a los más pequeños y abordar los temas centrales de modo claro, directo y cálido. Con una mirada integral, el libro recorre distintos ejes: cómo es nuestro cuerpo, cómo cuidarlo y respetarnos, los cambios corporales y emocionales, las relaciones sexuales, ...

There is a contest at a school to design a new playground. The students use blocks to build their models. As they build, they use three-dimensional shapes. Some students build a train out of blocks for the younger students to play on. Can you guess which three-dimensional shape they use for the train's wheels? Read to find out which design wins.

The nineteenth century was a time of huge growth and prosperity for California. Although the Gold Rush lasted only seven years, California provided other opportunities for those who emigrated there in search of a better life. This Interactiv-eBook focuses on the history of San Francisco, Los Angeles, Sacramento, and Fresno, and the people and events that influenced their transformations from small towns to booming cities. This nonfiction text builds literacy and social studies content knowledge through the use of intriguing primary source documents like maps, letters, images, articles, and...