Discoverer Enterprise

Many children have heard of dams, but not many know what they are. This book engages young readers as it reveals the many fascinating aspects of the worlds largest dam, which was built on the border of Paraguay and Brazil.

Get to know two pen pals who live in different parts of the world. It is fun for them to write back and forth. They do different things at different times of the day and year. They tell each other about the events and traditions that take place during each month of the year. Do you know anyone who lives far away? What do you think they are doing right now?

Learn how light pollution prevents us from seeing the stars and causes other problems as well. This Spanish book features a hands-on STEAM challenge that gives insight into how the engineering design process is used to solve real-world problems.

Who were the earliest Americans? When, how, and from where did they enter and spread across the continent? And what is their relationship to modern Native Americans? Anthropologists develop theories to answer these questions based on the evidence they discover. Their theories—and the discoveries that prove and disprove them—are highlighted in this fascinating volume, full of awe-inspiring facts and incredible breakthroughs. Readers will feel like anthropologists and archaeologists themselves as they read about bones and artifacts, and what they reveal about the ancient cultures that roamed...

Perxitaa nos habla en este libro sobre internet, y sobre la cantidad de personajes y perfiles que se pueden encontrar en este a día de hoy, ofreciéndonos las más rigurosas y divertidas instrucciones de cómo trolear a cada uno de ellos; desde el cani, el friki, el pagafantas, el divo o diva (aquella persona que se dedica a subir fotos a redes sociales en busca de piropos y reconocimiento), el futbolero, el listo (el típico que sabe de todo, que opina en todos los foros de internet, sin tener idea de nada), los fans (sean Believers, Abrahamers... defensores a muerte de sus ídolos), el...