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Siervos medievales presenta una realidad social poco estudiada hasta ahora por la historiografía medievalista: la vasta extensión de la dependencia campesina de carácter servil en el norte de la Península y, en especial, en Aragón y Navarra, durante los siglos XI al XIII. Indaga la experiencia vital de los siervos, las características de la reproducción social de las familias serviles y la dinámica de la dominación ejercida por los señores. Muestra la ambigüedad de los estatutos, del deshonor que pesaba sobre los siervos y las características de la resistencia campesina. El...

Learn about the Earth and the Moon with this engaging Spanish science reader. With easy-to-read text, this book teaches students important scientific concepts and vocabulary including the phases of the Moon, the movement of the Earth around the sun, and the rotation of the Earth. Aligned to state and national standards, the book contains nonfiction text features like an index, a glossary, captions, bold font, and detailed images to keep students connected to the text. A hands-on science experiment helps students apply what they have learned and develops critical thinking skills.

Learn how to help others in your community. This exciting Spanish nonfiction book describes the many ways that volunteers make a difference, from cleaning up parks to helping in food banks. Perfect for young readers, the book includes a short fiction stor

Need it or want it — what's the difference? Needs are things people cannot live without, such as food, water, and shelter. Let's explore the differences between the concepts of needs and wants! The Me Pregunto (I Wonder) series is perfect for young learners in prekindergarten through grade 2. These 16-page books give readers an accessible introduction to nonfiction reading. Color photographs and fun, factual examples will grab the attention of young readers and help strengthen reading comprehension skills.