Aventuras de viaje: El parque nacional Tulum: Suma ebook

Meet a fluffy little “duck” who doesn’t look like any of the other ducklings! Early readers will learn why they shouldn’t judge someone by appearance with this beautifully illustrated picture book. Children will develop their reading skills as they use their own words to describe what is happening in each illustration. Perfect for both native Spanish speakers and those learning Spanish as a second language, this book helps students achieve proficiency in Spanish.

Narwhals are often called the "unicorns of the sea." But these fascinating creatures are members of the whale family. Read all about narwhals as you practice addition. This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning addition easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving...

A daughter tells her father that she loves him like salt. What does she mean? Early readers will be captivated by this heartwarming version of a classic folk tale. Kindergartners will increase beginning reading skills, comprehension, and vocabulary through Spanish sight words and simple phrases. Perfect for both native Spanish speakers and those learning Spanish as a second language, this book helps students achieve proficiency in Spanish.

The crustacean subphylum can be broken down into decapods, amphipods, copepods, and other types. This title offers readers from grades one through four comparisons between the needs and roles of different crustaceans, which will allow readers to understand the subphylum’s importance. Readers will recognize and expand their knowledge about familiar species like the lobster and the shrimp, while being introduced to the likes of the wood louse and zooplankton. Dynamic photography and methodically organized information will help readers examine the many sizes, types of limbs, and other features ...

A licensed clinical social worker utilizes art therapy to help youngsters deal with the death of a loved one, exploring the concept of death, grief, and the feelings children experience when someone special dies. (Psychology & Self-Help)

Una guía completa de los dinosaurios fundamentales de Argentina y el sur del planeta, ilustrado y a todo color. Los dinosaurios más famosos de nuestro país, estrellas de la paleontología, ahora a tu alcance en este libro. Animate a descubrir todo sobre los animales que vivieron acá antes que nosotros.

¿Qué es un “experimento mental”? Como nos dice Martin Cohen, «al igual que los que se realizan en el laboratorio, son pruebas que se conciben con el fin de explorar (o de destruir) las intuiciones que tenemos sobre el funcionamiento del mundo». Este libro imprescindible para todos los amantes del saber, desde los científicos a los filósofos, recopila los 26 experimentos de esta clase más interesantes realizados a lo largo de la historia. Y no es poca sorpresa, para empezar, enterarnos de que toda la ciencia moderna se sustenta sobre los modestos cimientos que establecieron media...