Cómo funcionan las ruedas y los ejes

This book introduces children to fascinating figures throughout history. They include Ramses II, Moctezuma, Nostradamus, Albert Einstein, and Stephen Hawking.

What does swimming in a pool, drinking through a straw, breathing in air, and circulating blood all have in common? They all require a form of air or water pressure! Readers will discover the variety of ways that air and water pressure make an impact on our lives and the things in them. This fact-filled, Spanish-translated nonfiction title includes real-life examples and basic experiments to aid in the development of understanding physic and scientific concepts. Readers will be introduced to and learn about Archimedes Principle, atmospheric pressure, vacuums, water density, and hydraulics...

Relatos de un hombre solo, de Michael Sixto, es un libro que, como una cámara cercana, sobrevuela y retrata la existencia de hombres y mujeres atados por lazos comunes como la frustración, la rutina, el aburrimiento y, por supuesto, la soledad. Algunos tratan de encontrar la salida a este entorno hostil,otros rompen drásticamente con el camino que parece preestablecido por la sociedad, y hay quienes también tienen en la rutina el arma más poderosa para hacer frente a los acontecimientos del día a día, pero como, al fin y al cabo, este es un libro sobre la existencia, hay también...

Read this book to find out about eyes and how they differ from animal to animal. This book uses simple, repetitive text to teach children about eyes using basic vocabulary and stunning photographs that show how eyes differ across a diverse selection of animals, including humans. Children learn what eyes are for, where they are found, and what eyes look like.