La antigua Roma (Ancient Rome)

Wind Power: A waving flag, blowing leaves, a kite soaring through the skyall are moved by wind power. Wind is also our fast-growing source of energy. Find out how wind forms and the different ways we may use it in the future.

Ogbi Ugbu ha venido de África. En una patera. Tan sólo tiene diez años y ya ha recorrido su país escondido en la noche. Ha sentido el cansancio, el miedo y el hambre. Y la tristeza. Pero en España ha hecho muchos amigos y es muy feliz. Quizás cuando se reúna con toda su familia, lo será del todo.

Todos filosofamos, pero no siempre sabemos que lo hacemos. Los libros de filosofía suelen desanimar a muchos lectores por su carácter abstracto e incomprensible. Sin embargo, sus temas centrales apenas han cambiado desde los tiempos de Platón y Aristóteles. La colaboración entre KATHERINE C. EVANS y JENNY TEICHMAN para explicar cuáles son esos temas básicos a quienes nunca han leído nada de filosofía ha dado como resultado la presente obra. FILOSOFÍA: UNA GUÍA PARA PRINCIPIANTES está dividida en seis apartados (metafísica, ética, política, ciencia, lógica, el sentido de la...

Ever wonder how a balloon is made? Follow the journey of a balloon from its beginnings as gooey sap in a tree to its completion at a rubber factory. You'll be surprised to discover what a balloon started out as and how it becomes the bright, air-filled decoration that you enjoy today.

There are government leaders all over the world that work at the city, state, and national level. This captivating Spanish book will allow readers to learn about various jobs in government including politician, statesmen, governor, and mayor. A look into the past includes a brief history of the U.S. government and some of the most important offices such as heads of state, Congress, seats in the Senate and House of Representatives, and the president. The fascinating facts and brilliant images combine with the supportive text and helpful glossary and index to provide a reading experience that...