Taller de matemáticas

Terremotos y tsunamis is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.

Practice addition at the playground! This fun title, that has been translated into Spanish, uses examples from all around the playground to help children practice their addition and understand early STEM themes. Add up two blue swings and three red swings to get five swings! Add slides, rings, jump ropes, basketballs, and more! These familiar images work in conjunction with engaging "You Try It!" problems to encourage young readers to practice and improve their addition skills.

Hay dos cosas que son ciertas aquí, ahora y siempre. La primera es que la historia la oficial, la de mayúsculas reverenciales la escriben los ganadores. La segunda es que esa historia no soporta el sentido del humor ni las paradojas, es decir las verdades a secas. Basta con que brinque un dato ignorado por los redactores de turno, las palabras inocentes de alguien que recuerde su infancia, un recorte amarillento, para que la Historia se convierta en caricatura de sí misma y los próceres, mártires y grandes gestas sean materia de guiñol. La consecuencia de aplicar el humor a la historia...

This complete Spanish translation of the highly acclaimed Isaac Asimov's 21st Century Library of the Universe is ideal for students still developing their English-language skills.