La tumba tenebrosa

Weather is an important science concept at the early elementary level. Recognizing and identifying kinds of weather requires observational skills and certain vocabulary terms. This bright volume allows young meteorologists to correlate weather in carefully selected photographs with descriptive weather vocabulary, such as rainy, sunny, and foggy. It's never too early to tackle this essential STEM theme!

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...

Los ríos son capaces de encumbrar o arruinar civilizaciones enteras, dividir culturas o unirlas, y proporcionan pistas decisivas sobre el origen del ser humano. Sumérgete en la apasionante historia de Egipto a través del NILO, conoce a los príncipes bandoleros del RIN, asómbrate con la rica diversidad del AMAZONAS o con las sagradas aguas del GANGES. Descubre qué secreto se esconde en el fondo del río AWASH, cómo el ZAMBEZE cambió África para siempre o por qué casi cualquier canción de éxito se remonta al MISISIPI. Averigua el papel crucial del TÁMESIS, el YANTSÉ y el TIGRIS y...

Learn what it takes to be a community leader. This Spanish nonfiction book emphasizes the importance of local leaders and it includes a fiction story related to the topic, glossary, bonus activity, useful text features, and engaging sidebars. This 28-page full-color Spanish book describes the roles and responsibilities of various leadership positions. It also covers important civics topics like volunteerism and leadership, and includes an extension activity for grade 2. Perfect for the classroom, at-home learning, or homeschool, to explore communities, local government, and how individuals...