Trampas mentales

This Spanish-language series presents the complete range of math concepts and skills students are expected to master during the first grade. The series moves sequentially, from easiest to hardest concepts, with each book covering a different math topic. The first volume reviews the math concepts students learned in kindergarten. The next six books cover counting, adding and subtracting, tables and graphs, money, patterns, and measuring. The eighth volume is a summary of the math concepts students have studied throughout the year. Each book presents situations that show the relevance of math...

Provides information on the history, geography, society, industries, transportation, environment, and culture of Argentina, Chile, Paraguay, and Uruguay.

Meet six women who did great things. They were leaders in politics, civil rights, healthcare, science, and sports. They helped and inspired others. All of them followed their dreams. Discover the journeys they took. This inspiring Spanish book introduces second grade students to the lives of notable women including Marie Curie, Clara Barton, Wilma Rudolph, Rosa Parks, and more. Engaging images in conjunction with easy-to-read text and basic text features provide readers with an inviting reading and learning experience.

"La obra de J.K. Rowling está llena de referencias a la historia, a los mitos, a las leyendas y a la literatura. Por tanto, a través de ella, se abre un excelente camino para llegar a los orígenes de esos seres mágicos o al misterio que encierran sus nombres. Esta libro, Los mundos mágicos de Harry Potter, se ha propuesto desvelar las historias que hay detrás de las aventuras y los personajes de estas populares novelas. Este enriquecedor recorrido incluye muchos otros mundos, tanto reales como imaginarios, desde el antiguo Egipto y Grecia hasta la India y Japón. También muestra los...