Experimentos para todas las edades

A land of extremes, from active volcanic peaks to dense rain forests, Guatemala has sustained great civilizations and attracted foreign conquerors. While shadows of its vicious, decades-long civil war still linger, Guatemala's people work toward peace and stability in the face of corruption and impunity. Illuminating photographs, insightful facts, and informative sidebars help the reader discover what it's like to live in today's Guatemala, its ancient beginnings, dramatic landscape, rich culture, resilient people, and more.

During the XVII and XVIII centuries, there were great thinkers who risked their freedom and their lives over their revolutionary ideas. Take a look at the philosophers that were the pillars of both modern thinking and science: Galileo, Hobbes, Newton, and many more. They dared to question the norm.

Un primer libro de conocimientos sobre los animales de granja. Con solapas, texturas e ilustraciones que nos muestran con detalle cómo es el conejo, el pollito, el cerdo o la vaca, entre otros animales y nos permiten descubrir cómo son, qué comen y cómo se llaman sus pequeños. ¡Para responder a las preguntas de los más pequeños!

In this inspiring Spanish-translated biography, readers will learn about the life of Wilma Rudolph, the first American woman to win three gold medals at one Olympics. Readers will feel engaged and inspired as they read about Rudolph's incredible journey from a young girl with polio, to her first encounter with track and field, to becoming one of the best Olympic athletes of her time! A timeline of Rudolph's life, a glossary, and index are provided for further understanding of the content and improvement in vocabulary.