Una mano a la Tierra: Salvando el medio ambiente (Hand to Earth: Saving the Environment)

Introduce readers to the various ways they can participate in volunteerism with this Spanish-translated nonfiction title. Readers will discover many different charities and programs, including The Salvation Army, Feeding America, Habitat for Humanity, and Doctors Without Borders through vivid images, charts, and informational text. This nonfiction title aids in encouraging children to make a difference in their own communities by writing to newspapers or politicians or by participating in fund-raising and various programs or charities.

Animal trainers care for many different types of animals! Children will explore some of the methods that trainers use, such as affection bonding and classical and operant conditioning, while simultaneously gaining an understanding of animal instincts and animal rehabilitation. Readers are invited to learn about the variety of animals that trainers work with and are encouraged to find an area of study to focus on if they want to become an animal trainer. With stunning images, interesting facts, a glossary of useful terms, informational text, and an interview with a real-life animal trainer,...

Readers learn about the various animals that need help and what they can do to make a difference through volunteerism in this engaging book. Discover different programs and organizations that work to protect animals, animal habitats, and endangered species through vibrant images and charts and informational text. Featuring a list of helpful and useful websites, this Spanish-translated nonfiction title encourages readers to take part in animal activism in any way they can--from baking homemade dog biscuits to exploring careers that help sick or injured animals.

La autora ha recogido las aventuras que Alberti le contó sobre su loro Cocorito, e incluye 22 láminas expresamente dibujadas para esta edición por el propio Alberti.

Continuamente, y casi desde que nacemos, recibimos mensajes sobre el amor que ayudan a crear falsos mitos: que para ser felices tenemos que encontrar nuestra media naranja, que los celos son una muestra de amor... Cuando la realidad choca contra estos falsos mitos se produce una frustración que provoca infelicidad y que, en casos extremos, puede derivar en violencia de género. En este libro encontrarás una serie de retos que te ayudarán a reflexionar. A descubrir tus propias respuestas. Enfréntate a ellos sin miedo, atrévete a pensar a tu manera. Porque para que la sociedad avance...

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...

El carácter de Kolmogórov se forjó en una época de revoluciones sociales y guerras mundiales. Vivió el estalinismo, la posterior rectificación de errores y el inmovilismo que luego daría paso a la perestroika. Aunque siempre se consideró a sí mismo un matemático puro, una parte esencial de su obra fueron sus investigaciones aplicadas a otras ciencias. Sus esfuerzos estaban regidos por una idea clara - discernir las diferencias y similitudes entre orden y caos. Mucho más que cualquier otro matemático, amplió los dominios y la comprensión humana del azar. Reinó en una escuela...