Por qué Martín De León es importante en Texas (Why Martín De León Matters to Texas)

* ¿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...

Describes the life of a baby seal, from birth with fur so wet it looks yellow, through molting and learning to swim and hunt, to setting off into the open sea.

Provides an introduction to the concept of patterns, using examples from the coats and feathers of animals as well as the designs some make.

Police officers work hard to keep people safe, and they're well-known helpers in our communities. Readers explore the basic question of what police officers do at work. Along the way, they learn fun facts about laws, police cars, and even police dogs! This career is popular among young readers and a staple in curricula geared toward early learners. Detailed photographs of police officers on the job were chosen to align with the accessible text, allowing readers to strengthen their reading comprehension skills. Vocabulary development is also aided by a picture glossary, featuring clear...