La luz y los colores para los más curiosos

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...

Discusses issues that involve dating and premarital sex among young adults and explores the consequences of making bad choices when it comes to promiscuity.

There are government leaders all over the world that work at the city, state, and national level. This captivating Spanish book will allow readers to learn about various jobs in government including politician, statesmen, governor, and mayor. A look into the past includes a brief history of the U.S. government and some of the most important offices such as heads of state, Congress, seats in the Senate and House of Representatives, and the president. The fascinating facts and brilliant images combine with the supportive text and helpful glossary and index to provide a reading experience that...

Una incisiva colección de ensayos, donde Jonathan Franzen vuelve con renovado vigor a los temas, tanto humanos como literarios, que le han preocupado durante mucho tiempo. Bien sea narrando su violento encuentro con cazadores furtivos en Chipre, bien sea señalando de forma aguda y conmovedora cómo el abuso de las nuevas tecnologías está erosionando el sentido de la intimidad, Franzen cumple en cada uno de estos textos la promesa implícita de llegar hasta el fondo y no escatimar nada. Así pues, estos ensayos dan fe de una inteligencia madura que se interroga sobre la identidad, el...