La historia de la inmigración de EE. UU.: Datos (The History of U.S. Immigration: Data)

Have you ever wondered where inventors get some of their ideas? This answer may surprise you: sometimes the inspiration comes from plants! Learn how some tiny plants have made a huge difference in the world.

Computer science is all around us, at school, at home, and in the community. Anyone can learn computer science, even at the elementary school level. This book delves into essential computer science concepts using age-appropriate language and colorful images. The computer science topic is paired with an age-appropriate curricular topic to deepen readers' learning experience. The instructional guide on the inside front and back covers provides: Vocabulary, Background knowledge, Text-dependent questions, Whole class activities, and Independent activities.

Con materiales disponibles en cualquier hogar y sin necesidad de complicados aparatos, puedes realizar sencillos y divertidos experimentos que te ayudarán a entender mejor los distintos estados de la materia que compone nuestro mundo, en especial el agua, y cómo se comportan los objetos en ella. Estos experimentos científicos no entrañan ningún peligro y no requieren el uso de sustancias ni materiales especiales. Son fáciles de realizar y están dirigidos a los niños que ya han alcanzado un nivel aceptable de lectura comprensiva, a partir de los 10 años. Dentro de esta colección de...

Students will develop their geometry skills as they study the geometric shapes of modern art and read about the innovative artists who turned the art world upside down. This Spanish book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach geometry concepts. Text features include a glossary, an index, captions, and a table of contents to increase students' vocabulary and reading comprehension skills as they interact with the text. The rigorous practice problems, math charts and diagrams, and sidebars provide many opportunities for students to practice...