Círculos matemáticos

The sun is responsible for all life on Earth, but what exactly is it? Our star is an amazing force that can be as dangerous as it is important. From solar flares to the threat of blowing up altogether, the sun is one of the most interesting things in our solar system. Readers take a trip to the sun to see how it works and exactly what it is made of. They’ll learn about the life cycle of a star and see just how long we have until we have to find a new planet to call home. Don’t worry, they’ll be happy to learn that (hopefully) we have millions of years left!

Learn all about the leaders in local government. Find out the duties of a city council, its role in making city laws, and groups a city council works with to help run the city.

Victoria lleva en Nueva York la que parece una vida envidiable: da clase en la universidad, tiene un marido rico y guapo y un ático en el Upper East Side. Cuando recibe la noticia de la muerte de Jan, su mejor amigo, regresa a Madrid para asistir al funeral. Allí se encontrará con la sofisticada Chloe, antiguo amor de Jan; con su hija, la rebelde Solange; con Marga, su esposa; con su excéntrica suegra, Shirley... Un giro de los acontecimientos obligará a Victoria a permanecer en Madrid, donde tendrá que enfrentarse a la desconfianza de cuatro mujeres que nunca creyeron que su amistad...

How do you truly engage students in learning history? When students make personal connections to the subject, they’re much more motivated to learn. This Spanish book provides firsthand accounts of history that give personal insights into historical events. Students will learn about the culture, history, and distinctive features of the Lakota, Cheyenne, Comanche, Pawnee, Osage, Omaha, and Crow tribes. With a visually appealing layout, this book features captivating text, fun facts, sidebars, and time lines that help students grasp the essential concepts they need to know at their grade level. ...