Apuntes de matemáticas

It is the third Monday in January and school is closed. But do you know why? It's Martin Luther King Jr. Day. Turn the pages of this book to find out what dream Dr. King shared with the world, who Mohandas Gandhi was, how one brave woman helped Martin Luther King Jr. change history. Each book in the Holiday Histories series describes one of America's holidays or special days. Explore the history of each day and learn the real reason why it is important. Discover what special meaning each day might have for you.

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.

Animals sing or talk to communicate. They make noise for different reasons. Find out why some animals make certain noises. Paired to the fiction title So Many Classes.

El libro analiza el tema en dos partes diferenciadas y complementarias. A la primera corresponde la descripción de los planteamientos estilísticos del Romanticismo, mientras que la segunda aborda las cuestiones que afectan de forma más amplia a la comprensión romántica del la obra de arte. La articulación entre los aspectos teóricos e históricos de la época, el análisis de las cuestiones polémicas, el debate,implícito o explícito en el seno del reciente desarrollo historiográfico, son algunos de los rasgos que caracterizan a este libro, aportación original al estudio del...