Los incas

Most young astronomers know that Earth is located in the Milky Way galaxy, but they might not know what that means or what lies beyond. Understanding our galaxy and others will help them comprehend more about how the universe works. Your readers will discover many amazing and memorable facts about galaxies, including their differing shapes, numbers of stars, and constant movement. They'll especially love the mind-boggling images of the depths of space.

Children explore the concepts of big and small in the world around them, from big round pancakes to tiny little seashells.

This truly is a strange book. For starters, it talks to the reader. What's more, there are no colors until someone gives it color. Who is going to do this? The reader of course. What better way to do this besides with your fingers and hands? Full of tracing and marks, this story is far from a coloring book.

La disputa entre los animales y el hombre es una pequeña obra maestra de la literatura árabe recogida en la Enciclopedia de los Ijwân al-Safâ; («Hermanos de la Pureza», secta filosófica del mundo islámico del siglo X que supo aunar la sabiduría persa y el legado de Grecia con el espíritu religioso del Islam). La disputa es un apólogo de grandes pretensiones en el que se pone en tela de juicio la superioridad del hombre sobre los animales. Con un lenguaje vivo y lleno de colorido muestra las observaciones zoológicas de la época a la vez que critica la sociedad de aquel momento e...