Evolución y vida (Charles Darwin)

Caballeros con armadura, guerreros de todos los tiempos, cazadores de dragones, héroes y superhéroes, hechiceras, brujos, hadas y duendes desfilan en este taller de dibujo. Todas las reglas y los trucos que se necesitan para empezar a dibujar y para los que ya conocen los secretos de estos mundos maravillosos

What do solar panels, waterproof clothing, and window coverings have in common? They are technologies that have been adapted based on studying butterflies! Learn what scientists have learned from butterflies with this Spanish book that will ignite a curiosity about STEAM topics through real-world examples. Created in collaboration with the Smithsonian Institution, this STEAM book features a hands-on STEAM challenge that is perfect for makerspaces and that guides students step-by-step through the engineering design process. Make STEAM career connections with career advice from actual...

Offers encouragement and practical advice for meeting challenges head on, with words of inspiration and fun, reminding girls to be who they are.

In the middle of the 1830s, Texans fought against the Mexican government for its independence. During the Texas Revolution, many leaders emerged, such as Sam Houston, Lorenzo de Zavala, William Travis, Francita Alavez, Sidney Sherman, Susanna Dickinson, James Bowie, and Juan Seguín. This captivating biography has been translated into Spanish and allows readers to learn about the incredible accomplishments of these people and what they did to make an impact on the Texas Revolution. Featuring alluring images, engaging facts and sidebars, supportive text, and a glossary and index, this book...