La antigua Grecia (Ancient Greece)

Algorithms might sound like a complicated tech term, but don't be intimidated, people actually use them every day. Using accessible language and full-color photographs, this book simplifies algorithms in an easy-to-understand way. Readers will be amazed to learn that an algorithm is just a set of steps for computers to follow to get things done. STEM topics from the Next Generation Science Standards are emphasized throughout the text. Sidebars featuring key terms help readers grow their tech vocabulary, and fact boxes provide additional opportunities to learn.

Simple text and photographs introduce the purpose of money, how old coins and paper money are disposed of, and how new money is made.

Snowstorms takes you inside one of nature's most powerful events! Although each flake starts with tiny ice crystals, a snowstorm can become a blinding blizzard! Find out how to stay safe from these dangerous winter storms. Spanish Edition

The conjunction of imaginary characters and objects from daily life are presented to help little ones find a connection between both elements, showing each character, object, situation, and activity in its context. PP.

Durante toda su existencia, CORPUS BARGA (1887-1975) mantuvo una activa atención hacia Madrid, su ciudad natal. Al cuidado de Arturo Ramoneda, esta recopilación reúne, en primer lugar, artículos periodísticos de los años en que residió en París (entre 1914 y 1930) y viajaba a la capital, en los que describe, desde perspectivas inéditas, calles y plazas tantas veces recorridas, y va dejando constancia de los cambios que observa, sin dejar de criticar aspectos de sorprendente perennidad («Madrid es un campo de batalla: por todas partes hay barricadas, obras, derribos»). En sus PASEOS ...