El ciclo del nitrógeno (The Nitrogen Cycle)

Is conversational Spanish turning a little too tricky for you? Do you have no idea on how to order a meal or book a room at a hotel? If your answer to any of the previous questions was ‘Yes’, then this book is for you! If there’s even been something tougher than learning the grammar rules of a new language, it’s finding the way to speak with other people in that tongue. Any student knows this – we can try our best at practicing, but you always want to avoid making embarrassing mistakes or not getting your message through correctly. ‘How do I get out of this situation?’ many...

Most young astronomers know that Earth is located in the Milky Way galaxy, but they might not know what that means or what lies beyond. Understanding our galaxy and others will help them comprehend more about how the universe works. Your readers will discover many amazing and memorable facts about galaxies, including their differing shapes, numbers of stars, and constant movement. They'll especially love the mind-boggling images of the depths of space.

Buenas decisiones examina cómo los adolescentes toman muchas de las decisiones de sus vidas; incluso decisiones que pueden ejercer un impacto grande en su futuro. No hay una fórmula «mágica» para hacerlo bien. Tomar buenas decisiones exige sabiduría, y en este libro los estudiantes aprenderán cómo adquirir más sabiduría y aplicarla en las decisiones que hacen.

Early readers learn how to make healthy choices in this Spanish-translated nonfiction introduction to nutrition and eating right. Featuring vivid, colorful photos and simple, informational text, this book teaches children the benefits of healthy eating and encouraged to make healthy decisions.