Las estrellas (Stars)

The Earth is a remarkable place! In the universe, Earth is the only place that we know for sure has life and non-life. Learn all about interdependence in ecosystems 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 vocabulary terms like oxygen cycle, stimuli, homeostasis, and micro-organism with this nonfiction book that is aligned to state and national standards. The leveled text supports students reading at above-, below-, and on-grade level. The fun lab activity...

What do you do if you find yourself stranded at sea? This useful Spanish-translated nonfiction book gives readers the information they need in order to survive at sea. With essential tips and instructions, helpful diagrams and images, a bibliography, and a list of other useful websites, readers will learn everything they need in order to survive--from the dangers of hypothermia, what to do if there's only saltwater available, and other useful survival skills.

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.

Libro para adquirir el fundamento de los mecanismos teórico-prácticos de los equilibrios químicos que tienen lugar en disoluciones acuosas. Se inicia con una presentación de los compuestos químicos, de las reacciones químicas y las ecuaciones químicas con los conceptos estequiométricos necesarios para exponer la disociación electrolítica, sus consecuencias y las diversas formas químicas de cuantificar los compuestos en estado puro y en disolución, teniendo en cuenta su disociación y con la utilización de cifras significativas, explicando una estadística básica para la...

Reveals the truth about cannibalism in pre-Columbian America, avoiding sensationalism and opting for historical accuracy on a matter that has been subjected to all sorts of misinterpretations as well as mistaken beliefs.

La historia de los tres clubes más importantes de Chile contada por un padre a su hijo de la forma más entretenida: narración, humor, datos claves ¡y mucha pasión pelotera! Mi papá es un fanático de la Católica. Y cuando digo fanático es... ¡que le salen resortes por los ojos cuando ve los partidos! Durante una semana entera se dedicó a contarme la historia del club, y debo reconocer que me tuvo más embobado de lo que me pongo cuando juego Play. Me habló de un arquero emblemático al que le decían Sapo, vimos juntos en YouTube los mejores goles y me presentó a los entrenadores...

A level 2 reader in the Scholastic Discover More program. This book combines appealing natural history facts about dolphins' anatomy and life cycle with new information about their behavior. There are charming stories about how dolphins interact just like little kids do--caring, sharing, and sometimes disagreeing! A free downloadable digital book features fun text-based questions and activities, plus audio and video enhancements. Vetted by an editorial board including Common Core Standards experts. Este libro contiene datos interesantes sobre el ciclo de vida, la anatomía y el comportamiento ...