Nuestro presupuesto de clase: Comprobar tu trabajo (Our Class Budget: Checking Your Work)

What is matter and where can it be found? Everything in the world is made of matter, whether it is a solid, a liquid, or a gas. Important ideas about matter such as volume, mass, and how matter changes state are conveyed through a series of easy-to-do experiments.

Munif toma un oasis de Arabia y lo convierte en el espejo de sus habitantes. La novela es, en su conjunto, un retrato meticuloso y paciente de la sociedad beduina, y es una metáfora que muestra la revolución social, económica y política que siguió al descubrimiento del petróleo, la destrucción del equilibrio entre el hombre y la naturaleza, del choque entre los países árabes ricos y pobres, así como de la complicidad de Gran Bretaña y Estados Unidos para asegurar su influencia en la zona. La naturaleza y el ritmo de vida beduina van retirándose a la par que sus códigos morales,...

This book tells the story of farmers and life on a farm. What do farmers do? What tools and equipment do they use? Who helps them? Livestock, crops and daily chores are perfectly captured in descriptive photography. With full-color, full-page photographs throughout plus straightforward and engaging text, the I Want to Be ... series is an appealing introduction to a broad spectrum of occupations. The series gives young children a realistic insight into the working day of adults. Easy-to-read captions and color photographs of women and men from different cultures help children understand what's ...

The turbulent atmosphere of suburban Barcelona hides the social isolation of a juvenile misfit. A young man fascinated by private detectives becomes entangled in a strange and dangerous case of academic dishonesty.