Cambridge IGCSE® Spanish as a Foreign Language Coursebook with Audio CD

A pond is a very unique habitat, home to a variety of freshwater plants, animals, and microscopic creatures. Readers discover how all of these living things are connected through food chains, as they learn fascinating facts about life in a pond. Detailed photographs give readers and up-close look at frogs, algae, and other creatures found in a pond. Fact boxes compliment the enlightening text, which explores important science concepts, including conservation and life cycles. Readers can see how these pond food chains come together as they explore an informative pond food web.

Las calles de una ciudad están llenas de historia, curiosidades y viejas leyendas. Descubre todo lo que hay que saber sobre Valencia con esta divertida guía, pensada para que los jóvenes viajeros disfruten conociendo esta interesante ciudad. Además, encon

In 1862, the American Civil War was underway, actively tearing the United States apart. At the start of the war, President Abraham Lincoln's main goal was preserving the Union, but he was now ready to make a stand on slavery. The Emancipation Proclamation was one of the most important documents of its time, but its contents can be confusing. This volume gives readers context for the proclamation, as well as explains what it says and its results, in uncomplicated language appropriate for those reading below level and those looking for a review of this subject.

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...