Arroyo claro, fuente serena

Computer science is all around us, at school, at home, and in the community. This book gives readers the essential tools they need to understand the computer science concept of debugging. Brilliant color photographs and accessible text will engage readers and allow them to connect deeply with the concept. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience and show how debugging works in the real world. In this book, readers will investigate what's wrong with a microscope and learn how to fix it. This nonfiction book is paired...

Hay aventuras que, por el sólo asunto que tratan, abarcan toda una vida e influencian a mucha generaciones o a una gran cantidad de personas de una misma época. Durante muchos años se había estado intentando, por parte de los europeos, llegar hasta el Asia y, principalmente, a China. Nadie había podido hacerlo, nadie había partido en este intento y regresado sano y salvo... Hasta que el personaje de este libro lo intentó. Este viajero universal nos relata el ambiente de la Venecia del siglo XIII, los preparativos del extraordinario periplo que emprendió hacia China, las aventuras que...

Follows the adventures of Max Axiom as he explains the science behind sound. Written in Spanish and in graphic novel-format.

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.