50 Adivinanzas Para Razonar Bien

Various exercises and games designed to practice mental calculation for children between seven and nine years old.

This colorful notebook offers children a series of fun and varied exercises and games to develop their logical reasoning skills.

Introduce students to immigration in America in the 1800s, and how it affected the United States. With this Spanish-translated book, readers will discover topics such as Ellis Island, Angel Island, and assimilation. Primary source images, fascinating facts, a glossary, and other features keep students engaged and help them better understand the social studies content.

Todo lo que existe en el universo tiene un opuesto: luna y sol, silencio y ruido. emoción y razón, invierno y verano, calma y tormenta, muerte y vida... Pero ninguno de estos opuestos permanece puro, quieto. Los opuestos se mezclan todo el tiempo, y de este movimiento surge el mundo tal como lo conocemos: multicolor y diverso.

With a direct tone and based on testimony, questions, real emotions, and inquiries, this book advises adolescent young men on several different topics: muscles, sports, women, acne, humor, the Internet, music, jokes, money, risks, and protection, among others. A book filled with information, practical ideas, modern tips, and illustrations, it has the added benefit of being endorsed by professionals specializing in each of the subjects it covers. Con un tono directo y sin prejuicio, este libro surge de testimonios, preguntas, emociones e inquietudes reales, intentando orientar y dar respuesta...

Libro que recoge los contenidos del nuevo currículo de la asignatura de Educación ético-cívica de 4.o de ESO, abordándolos desde una perspectiva radicalmente nueva.