Globos aerostáticos (Hot Air Balloons)

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.

En el acuario (At the Aquarium) engages students in reading about aquariums as they learn how to calculate volume. Volume helps aquarium designers figure out everything from the shapes and sizes of tanks to how much water is needed to fill them. This nonfiction Spanish text includes mathematical charts to help students practice calculations. With a glossary, an index, and easy-to-read text, students will build their math and reading skills while they are engaged in reading high-interest content.

For ages, the idea of machines that think and act on their own has gripped scientists, thinkers, and the general public. This book explores the history of artificial intelligence (A.I.), and how science fiction is quickly becoming science fact. It examines the technologies involved in A.I. and its inevitable effects on work, life, health, and many other aspects of human society. Rooted in history and science, this book provides an inside look at a topic that captivates engineers, scientists, and dreamers, but also raises important ethical issues and challenges how we see ourselves and our...

Build early literacy skills, and develop oral and written language skills in emerging Spanish readers with this leveled fiction reader.

GRADES PK–2: This 16-page Spanish title (8'' x 8'') introduces early readers to the leopard—what they eat, why they climb trees, and how far they can jump! FEATURES: Simple Spanish text and vivid photos present fascinating facts about an amazing African animal. Comprehension questions are included to advance learning. EARLY BILINGUAL LITERACY: Help young learners strengthen their bilingual skills—add the English version of this title into your collection, too. BUILD A LIBRARY: Collect every title from the collection to stock your home or classroom library. Reading together is a great...

Inspirada en la reflexión serena sobre la realidad íntima y sobre la existencia, la obra de Francisco Brines, reunida aquí en edición definitiva, trasluce coherencia y constancia, y, a la vez, sutiles transformaciones. Así, la lucidez precoz de Las brasas (1960, Premio Adonais 1959) da paso a los poemas histórico-narrativos que conforman Materia narrativa inexacta (1965) y al sinuoso y reflexivo Palabras a la oscuridad (1966, Premio de la Crítica). Aún no (1971) abre caminos nuevos, como la sátira y un desgarrado existencialismo que preconiza la visión desengañada y metafísica de...