Crisis energética: El futuro de los combustibles fósiles (Energy Crisis: The Future of Fossil Fuels)

From art and architecture to politics, philosophy, and mathematics, "western civilization" owes a great deal to the achievements of ancient Greece, but what do we really know about this long-gone civilization? How did geography influence the politics of the Greek city-states? What's the difference between an agora and an acropolis? This book takes readers several thousand years into the past, when independent city-states ruled the Mediterranean Sea, to find the answers. Full-color photographs and maps, accompanied by accessible text, introduce readers to the many contributions the ancient...

Leo con Alex es un eficaz instrumento pedagógico para enseñar a leer y escribir a través de los sonidos. Tiene como personaje central al robot Alex J-7, que después de un viaje galáctico aterriza en el "Bosque de los sonidos", donde encuentra multitud de amigos que le ayudan a descubrir los sonidos, el conejo, el búho, el koala, etc. Las aventuras de Alex y sus amigos, llenas de magia, misterio y sorpresa, provocan en los niños el interés por el desarrollo de cada una de sus historias y les motiva en el aprendizaje de los fonemas. El proyecto lo componen varios materiales destinados a ...

It takes different parts to build a house. The floor is built first. Walls need to be added next. Windows and doors, too. Learn about the steps it takes to build a house. Paired to the fiction title We Have a Box.

Take a trip to the Everglades as you practice addition! About one million people visit Everglades National Park every year to see the unique animals, reptiles, birds, and fish that call this unique place home. Students will practice addition within 100 while engaged in reading about the Everglades. This nonfiction math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, intriguing sidebars, practice problems, and math diagrams make learning math concepts relevant and fun. Text features include a table of...

The Earth is made up of shapes. The shapes make up landforms. Find out about all of Earth’s landforms. Paired to the fiction title A Long Car Ride.