El cielo nocturno

This Ever Popular Subject Is Explained In Detail In This Wonderful Book. How The Earth Is Made From Rock, The Three Different Types Of Rock And How They Are Made And Where They Can Be Found. Talks About How Fossils Are Formed From Sediment And What Role That Plays In Helping Us Learn About Life Long Ago. Talks About How These Fossilized Plants And Animals Became The Fossil Fuels That Are So Important To Our Present And Future Life On Earth.

Este libro de lectura guiado de Nivel Uno examina cómo se celebra la Navidad. Los alumnos desarrollan su capacidad de lectura y reconocimiento de palabras mientras aprenden sobre los preparativos, las tradiciones y los festejos de la Navidad. This Level One guided reader examines how people celebrate Christmas. Students will develop word recognition and reading skills while learning about Christmas preparations, traditions, and celebrations.

El derecho a la pereza es la obra más célebre de Lafargue, y es el texto más difundido de la literatura socialista a nivel mundial, después de Manifiesto del Partido Comunista, de Karl Marx y Friedrich Engels. Una obra controvertida y revolucionaria tanto para la derecha como para la izquierda. En su libro Paul Lafargue plasma claramente sus reflexiones contra el fervor por el trabajo, la productividad, y el crecimiento económico fanático que mostraban tanto la derecha como la izquierda. Lafargue observo que cuanto más trabajaba un obrero más miserable se volvía su vida, y aun así...

Deserts may seem like harsh, uninhabitable places, but they support a diverse quantity of plant and animal life. And, they aren't always hot! Deserts serve an important role in Earth's existence, too. Readers learn about hot and cold deserts alike, as well as semi-arid and coastal deserts in this Spanish-translated title. From the Horned Lizard to the Saguaro cactus rooted in rich soil, the desert biome will amaze readers. This 6-Pack includes six copies of this title and a lesson plan.

This Title Explains What An Ecosystem Is And How The Plants And Animals Within An Ecosystem Rely On And Effect Its Existence. Different Types Of Ecosystems Are Described, As Well As The Food Webs Within Them. How Some Changes To An Ecosystem Can Be Good And How Some Harmful Changes Can Destroy Them. Teaches Students What An Important Role They Can Play In Keeping These Intricate Ecosystems Alive.