Por qué?

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...

Counting is needed for many jobs. Let's explore the different types of jobs where counting is used every day! The Días de Descubrimiento (Discovery Days) series is perfect for young learners in prekindergarten through grade 2. These 16-page books give readers an accessible introduction to nonfiction reading. Color photographs and fun, factual examples will grab the attention of young readers and help strengthen reading comprehension skills.

Übungsgrammatik für Deutschlerner, Niveau A1-B1. Mit Hörübungen als MP3 und interaktiven Übungen auf CD-ROM.

¿Quieres ser la más glamurosa? Aprende a elegir la ropa adecuada, los zapatos que mejor combinan, los complementos más originales..., y atrévete con un nuevo peinado que te haga sentir única, diferente. Con esta útil y divertida guía llegarás a ser una diosa. ¡Hazte el mejor de los regalos!