Voluntarios al rescate ebook

Rain, sunshine, warm fronts, and cold fronts. Have you ever listened to a weather report? Knowing the weather can help us plan ahead. But reporters aren’t the only ones who can track weather. You can, too! This nonfiction Spanish book explores the subject of meteorology in depth, and introduces students to important scientific concepts and vocabulary like anemometer, barometer, air pressure, warm front, cold front, rain gauge, probability, Celsius, Fahrenheit, and more. The colorful images, diagrams, sidebars, and text features will keep students connected to the text. Aligned to state and...

Over the years, people have looked for ways to improve our imperfect sight. This has led us to the world of optics, which is the study of light and how it travels. What are some of these innovations that have changed how we see the world, and how do they work? Find the answers to these questions with this Smithsonian Informational Text! Created in collaboration with the Smithsonian Institution, this text builds students' reading skills while engaging their curiosity about STEAM topics through real-world examples. It features a hands-on STEAM challenge that guides students through every step...

What do churros, macarons, and strudel have in common? In order to bake them successfully, pastry chefs must use fractions! Students will learn comparing fractions while engaged in reading about delectable desserts from around the world. This Spanish book combines mathematics and literacy skills, and uses practical, real-world examples of problem solving to teach math and language arts content. The glossary, index, and table of contents will further understanding of reading and math concepts, and the full-color images, practice problems, and math graphs and charts make learning math easy,...

The history of the feast! After their first harvest in 1621, the Pilgrims at Plymouth shared a three-day feast with their Native American neighbors. Of course, the Pilgrims and the Wampanoag didn't know it at the time, but they were making history, celebrating what would become a national holiday.

Octavo volumen de la serie "experimentos sencillos," dentro de la coleccion "El juego de la ciencia." Con materiales comunes procedentes de la cocina de tu casa, como frascos, cuencos, colorante y diversos alimentos, y otros que encontraras en cualquier parque o jardin proximos, puedes realizar sencillos y divertidos experimentos que te ayudaran a entender mejor el ciclo de la vida de algunos de los seres vivos que te rodean. Estos experimentos con animales y plantas no entranan ningun peligro y no requieren el uso de sustancias ni materiales especiales. Son faciles de realizar y estan...

El carácter de Kolmogórov se forjó en una época de revoluciones sociales y guerras mundiales. Vivió el estalinismo, la posterior rectificación de errores y el inmovilismo que luego daría paso a la perestroika. Aunque siempre se consideró a sí mismo un matemático puro, una parte esencial de su obra fueron sus investigaciones aplicadas a otras ciencias. Sus esfuerzos estaban regidos por una idea clara - discernir las diferencias y similitudes entre orden y caos. Mucho más que cualquier otro matemático, amplió los dominios y la comprensión humana del azar. Reinó en una escuela...

This folklore treasure chest is filled with tongue twisters, riddles, poems, songs, and stories. These timeless tales, and the Victorian illustrations that accompany them, highlight the joys of children's daily activities. Text copyright 2004 Lectorum Publications, Inc.