Aviones y otras aeronaves

In Earning Money, early readers learn about the concept of earning money and ways to do it. Vibrant, full-color photos and carefully leveled text will engage early readers as they discover basic economic principles.

Una edición actualizada de uno de los manuales de autoayuda más reconocidos, con información inédita y exclusiva. Esta es una guía para empoderar a una nueva generación de chicas. El libro Cómo ganar amigos e influir sobre las personas es un clásico en mayúsculas de la literatura sobre autoayuda, que todavía a día de hoy sigue vendiendo más de 200 ejemplares a la semana. Esta nueva edición es una relectura del clásico con una perspectiva moderna y actual dirigida a las chicas y mujeres de hoy en día; un libro con todas las claves para conocer y entender a los otros a través...

Our closest solar system is about 10 light years away. It has two main types of planets. Some are rocky and small, like planet Earth, while others are huge balls of gas, like Jupiter. Learn about how astronomers once thought our solar system was the one and only, to how they have now discovered hundreds of stars with planets orbiting them, which means there could be billions of solar systems in outer space! Just maybe, these alien worlds could host life, like our own amazing planet. This book allows students to use observations of the Sun, moon, and stars to describe patterns that can be...

Nuestro mundo, with Tu mundo, is a complete, two-level Spanish program for native Spanish speakers, providing focused treatment of Spanish-speaking peoples, including language, literature, culture, and history.