¿Cuáles son las ramas de la democracia?

This book offers a tactile, interactive way to learn how to count to 20. Children are encouraged to trace the numbers with their fingers, find objects, and turn the wheel to reveal the correct number. It will help develop their fine motor skills as well as their powers of observation.

With TIME For Kids content, this 6-Pack introduces first grade students to the concept of animals. With vibrant images and simple text, this Spanish title will keep students reading from cover to cover as they develop their foundational literacy skills.

“Este libro está escrito para ti, curioso de cualquier edad.” Esta es una de las primeras líneas de El mundo de Max. La ciencia para todos. Vive con Max sus aventuras y descubrirás a través de sus ojos que el mundo está lleno de maravillas. Aquí encontrarás las explicaciones a muchas cosas que suceden a tu alrededor y además podrás comprobarlas tú mismo con los numerosos experimentos sobre la materia, la energía, la luz, la percepción, la electricidad, etc. que se proponen en cada capítulo. ¿Te atreves a conocer cómo es tu mundo en realidad? Si es así... ¡Bienvenido a El...

As they say, necessity is the mother of invention, and this book introduces readers to 14 women who invented very useful, helpful items. They include Chicago native Margaret Wilcox who invented the car heater, Indiana native Marion O'Brien Donovan who invented disposable diapers, Pennsylvania native Stephanie Kwolek who invented Kevlar, and Austria-born actress Hedy Lamar whose secret communications systems led to the creation of WiFi, Bluetooth, and GPS.