¿Verdad o mentira?

La Asociación Española de Sexología Clínica ha escrito los textos de esta colección con el fin de responder a la curiosidad de los niños y enseñarles de una forma natural, adaptando cada cuestión a su edad y explicando las cosas de un modo sencillo, aunque riguroso, acompañado además de graciosas ilustraciones. Este libro aborda las relaciones sexuales y afectivas de la pareja, el proceso de fecundación, así como los métodos anticonceptivos.

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...

How do you get from place to place every day? Well, believe it or not, people travel in all sorts of ways. From bikes, cars, subways, escalators, and even on animals and tramways, transportation around the world all depends on where you live and where you need to go. Get ready to learn the fascinating ways kids around the globe stay moving! This title will allow students to ask and answer such questions as who, what, where, when, why, and how to demonstrate understanding of key details in a text. • Text based questions • Bold keywords with picture glossary • Multicultural • World map

"Con un estilo claro y ameno, este libro te pondrá en el camino directo al éxito financiero y así: lograrás que el dinero trabaje para ti, Conocerás los términos y conceptos propios del medio financiero. Descubrirás que para ser rico es necesario trabajar con la intención de aprender, no de ganar. Comprenderás cómo funciona el dinero y cómo hacerlo crecer en tu beneficio."--

Encourage readers to learn about the various animals that need help and what they can do to make a difference through volunteerism in this inspiring, Spanish-translated nonfiction title. Readers will discover different programs and organizations that work to protect animals, animal habitats, and endangered species through vibrant images and charts and informational text. Featuring a list of helpful and useful websites, this nonfiction title encourages readers to take part in animal activism in any way they can--from baking homemade dog biscuits to exploring careers that help sick or injured...