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.

Beautiful images and simple text introduce youngsters to the diversity of habitats around the world and to the concept that all living creatures live in special places they call home.

Simple text and pictures introduce facts about snowplows and tells what they are used for and why they are important.

Las quemaduras son lesiones de los tejidos blandos que implica un daño en la piel. Dependiendo del grado, tipo y características, las quemaduras recibirán un tratamiento u otro, por ello es importante conocerlas para identificarlas con rapidez y comenzar a intervenir sobre ellas ya que cuanto antes se intervenga, mayor índice de supervivencia habrá, en especial en los grandes quemados. Este libro plasma todo lo relativo a las quemaduras y el papel que desempeñan los técnicos y auxiliares de enfermería en sus cuidados. Índice 1. Introducción a las quemaduras. 2. Epidemiología y...

Readers won't have to disassemble their favorite toys to discover what makes them work. This book explores electric, magnetic, and motion-powered toys from design to function. It introduces readers to the six simple machines and explains how they use force and motion to do work. Not every toy is a technological marvel. Readers learn about time-honored favorites including the rocking horse, Slinky, and rattles.