En el acuario (At the Aquarium) (Spanish Version)

This book really measures up! It provides historical background and details about how length, distance, volume, weight, and time were measured in the past. An introduction to many of the necessary terms for a better understanding of measurement, such as scale, perimeter, and ruler is provided along with detailed photos and images to help the readers better comprehend the overall concept of measurement.

Students will learn about the history of hot air balloons and they will also discover the importance of volume when calculating hot air balloon flight. Used in the classroom or at home, this nonfiction Spanish text includes mathematical charts to help students practice calculations. With a glossary, an index, dynamic images, and easy-to-read text, students will build their math and reading skills while they are engaged in reading high-interest content.

This book makes learning about the concept of opposites fun, as readers discover recognizable examples of objects that are hot and cold! Using colorful photographs that connect to simple text, alongside exciting and recognizable sight words, young readers will enjoy learning about hot and cold things, while also building confidence in their reading skills. This book also includes a page for caregivers and teachers that suggests guiding questions to help aid in reading comprehension.

The sun is responsible for all life on Earth, but what exactly is it? Our star is an amazing force that can be as dangerous as it is important. From solar flares to the threat of blowing up altogether, the sun is one of the most interesting things in our solar system. Readers take a trip to the sun to see how it works and exactly what it is made of. They’ll learn about the life cycle of a star and see just how long we have until we have to find a new planet to call home. Don’t worry, they’ll be happy to learn that (hopefully) we have millions of years left!

Heredero de la gran tradición norteamericana en narrativa de terror, que nace con E.A. Poe y pasa por H.P. Lovecraft, Stephen King ha logrado con sus obras una difusión jamás alcanzada por ningún otro autor en este género, dotándolo de una vitalidad envidiable. Danza Macabra (1981) es un lúcido y divertido ensayo, lleno de referencias a multitud de obras y jugosas anécdotas biográficas, que pretende dar respuesta a la paradoja esencial del aficionado a la ficción de terror: «¿Por qué hay personas dispuestas a pagar a cambio de sentirse extremadamente incómodas?» Y para abordar...

Un día el hombre creó, a partir de piedras y palos, su primera herramienta, y desde ese día comenzó a transformar el mundo con su trabajo. Lo que primero fue piedra más tarde sería martillo, así como las cavernas se convirtieron en rascacielos. La historia es una lección de humildad. Los hombres y mujeres que aprendieron del pasado y pudieron soñar y construir un futuro mejor fueron aquellos que no se vivieron como individuos aislados, sino formando parte de una gran tarea colectiva: la aventura de la humanidad.