Por qué?

¿Crees que las cebras tienen rayas porque escaparon de una cárcel? ¿O que los cocodrilos lloran por miedo al agua? En este libro encontrarás estas y muchas más respuestas locas (además de la verdadera, claro) a las preguntas más habituales sobre animales...

Discusses the life and work of French soldier and political thinker, Marquis de Lafayette, and his role in the American Revolution.

You re growing up and your body is changing. If you re a girl, you re likely experiencing the start of menstruation, your breasts are making themselves known, and you re noticing new hair that you might want to be rid of. If you re a boy, you may be experiencing something strange as you sleep, or sweating a lot and not wanting to shower. This book is a complete guide to the terrible and marvelous world of puberty."

"Una antología de relatos de Vicente Marco con un denominador común: la lucha del individuo frente a situaciones incomprensibles. El protagonista de estos textos convive con la extrañeza. El macabro juego del azar lo conduce por recovecos desconocidos hacia desenlaces insólitos. La lectura de esta obra supone una experiencia inolvidable, cargada de emociones dispares y hasta enfrentadas (humor, miedo...), al tiempo que una incisiva reflexión acerca de la futilidad humana" -- Site internet de l'éditeur

Have you ever seen a skyscraper that is shaped like an elephant? How about one that looks like waves? Students will learn how to measure area while engaged in reading about the world's coolest skyscrapers! This Spanish book uses real-world examples to teach math concepts, and incorporates nonfiction reading to increase vocabulary and comprehension skills. The practice problems, graphs, and sidebars provide many opportunities for students to practice their developing math skills, and apply what they've learned to their daily lives. Essential text features like a glossary, index, and table of...