Amelia Earhart

¿Qué tienes que decir cuando contestas al teléfono? Descubre cómo los buenos modales convierten el teléfono en una herramienta útil para todos.

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...

¿Qué cámara necesito? ¿Dónde instalo el micrófono? ¿Cómo ilumino mi cuarto? La guía más completa para convertirte en una estrella del canal de video más popular del mundo, con un paso a paso para encontrar tu propia identidad, consejos técnicos, aplicaciones y los mejores tips.

The sun is responsible for all life on Earth, but what exactly is it? Our star is an amazing force that can be as dangerous as it is important. From solar flares to the threat of blowing up altogether, the sun is one of the most interesting things in our solar system. Readers take a trip to the sun to see how it works and exactly what it is made of. Theyll learn about the life cycle of a star and see just how long we have until we have to find a new planet to call home. Dont worry, theyll be happy to learn that (hopefully) we have millions of years left!