La comida en el mundo

As a land that’s constantly in flux, Earth sometimes reveals clues about the plants, animals, and other organisms that lived long ago. Fossils teach us much about what life was like millions of years ago, answering the questions of how Earth changed and maybe even why it changed. This essential Earth science topic is thoroughly explained through manageable text, fact boxes, informational charts and diagrams, and a glossary and index. Readers will become young Earth detectives by the time they’re through with this text!

"Simple text and color photographs describe the units and tools used to measure time--in both English and Spanish"--

This series will capture the attention of ELL students with its irresistible, full-color photographs of young animals in their natural habitats. The Spanish text uses authentic language to describe animal characteristics and life cycles. Each chapter includes a question-and-answer feature about the animal's behavior and physical traits, while a two-page "animal profile" at the end of each book provides quick facts about the animal's size, senses, habitat, and animal relatives.

A través de hermosas historias podrán aprender a los primeros hábitos de higiene y del cuidado del cuerpo y del entorno. Cada uno de nosotros, desde nuestro rol en la familia, puede ayudar a las niñas y los niños a desarrollar hábitos positivos de higiene para aprender a conocerse y llevar una vida saludable y feliz desde la infancia. En este libro, Plim Plim y sus amigos acompañan a los más pequeños los primeros hábitos de higiene del cuerpo y del entorno. Con tips, especialmente elaborados por profesionales para ayudar a los adultos a acompañar a los peques en el proceso.