Los alimentos

* ¿En qué punto nos encontraríamos si no existiesen la rueda o el vidrio? Imagine la vida sin el cemento o los ordenadores. * Piense durante un momento cómo mejoran nuestra salud y nuestro bienestar las vacunas y el marcapasos. * La sofisticación de la medicina contemporánea es una proeza excepcional que permite a muchas personas vivir con unos niveles de atención sin precedentes. * Pero el progreso médico tiene un precio que también forma parte del paisaje médico actual: resistencia a los antibióticos, bacterias multirresistentes que mutan constantemente y las consecuencias...

Through bright images, charts and graphs, and informational text, this Spanish-translated nonfiction title provides readers with enlightening facts about what it takes to work in this exciting and unique profession. Featuring a glossary of terms, an index, a list of helpful websites, and an interview with a real-life deep-sea fisher, children will be engaged from cover to cover!

Explores snakes and describes how they move, hunt, eat and mate. Includes fact boxes with information about snake life.

You can see shapes all around you when you go on a picnic! Beginning readers will enjoy finding the circles, triangles, squares, and hexagons in this brightly illustrated Spanish book. With vibrant images and easy-to-read text, this full-color text uses a real-world example of a picnic to teach math concepts in everyday settings. Beginning readers will develop their math and reading skills and be introduced to early STEM themes. The Math Talk section includes questions that will increase understanding of basic math and reading concepts and develop students' speaking and listening skills....