La creación de Estados Unidos a partir de las trece colonias mediante las fuentes primarias (The Making of the United States from Thirteen Colonies Through Primary Sources)

We often don´t stop to think about the origin of certain foods, but many of the foods we consume today only reached us as a result of great discoveries and the subsequent international commerce between east and west. This book brings us closer to the complex relations between different cultures and shows us the importance of ocean voyages in the development of international commerce.

Si tienes un alto sentido de la justicia, mucho sentido del humor y un gran corazón, este libro es para ti. ¡No eres nunca demasiado joven para cambiar el mundo! ¿Te sumas? En esta guía práctica te damos pistas para hacerlo: consejos y tácticas para marcar la diferencia, un montón de actividades paso a paso e historias inspiradoras de niños y niñas que han abierto camino, desde activistas como Malala Yousafzai o Greta Thunberg hasta jóvenes que, como pronto harás tú, han conseguido que se escuche su voz y cambiar las cosas.

For those who enjoy unconventional solutions, the author offers a wide range of all-time paradoxes that defy your deductive and calculation skills with impossible logical truths, and helps you to learn how to overcome the traps of false truths.

From the candiru to the lionfish, there are so many kinds of fish on Earth. While all have different methods of production, the basic life cycle is the same, from egg to spawning swimmers. Readers are introduced to this general cycle as well as the important vocabulary needed to talk about it, such as “fry” and “spawning.” Accessible language and simple diagrams throughout the book provide a way for struggling readers to tackle science curriculum content.