Colombina y el pez azul

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 problem decomposition. 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 problem decomposition works in the real world. In this book, readers will learn how to break down their research into different kinds of sources. This ...

Spanish speakers can now learn more about the most famous championship series in all of baseball: the World Series! Los hispanohablantes pueden ahora conocer más sobre la serie más famosa del campeonato de béisbol: ¡la Serie Mundial! "Strike three, you're out!" "He's safe!" "Home run!" Every October, millions of baseball fans around the country anxiously wait to see which team wins baseball's biggest championship. But the original games of the 1900s hardly looked like they do today. Take a look back over one hundred years and discover the history of baseball's greatest series. With...

What is the most effective way to study for a test? Whether it's gearing up for the SATs or cramming for a history exam at school, this book is here to help. Packed with results-driven recommendations on everything from time management to reducing stress, it provides students with the tools they need to develop more efficient study habits and boost their grades. Indispensable sidebars are included throughout, as are suggestions for how to apply essential test-prep skills in the workplace and beyond.

James Lovelock —autor de la La venganza de la Tierra, Planeta, 2007— pone sobre la mesa las pruebas de un futuro poco esperanzador para nuestro planeta. El polémico científi co creador de la teoría de Gaia —que considera la Tierra como organismo vivo que se autorregula en pos de su supervivencia— presenta aquí una verdad aún más incómoda que la de Al Gore. Ninguna acción humana tiene la capacidad de reducir las consecuencias con la rapidez suficiente, ni siquiera para frenar el cambio climático. Sin embargo, la civilización tiene el deber de sobrevivir en los pocos refugios...