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

What does it take to run a successful lemonade stand? Join Juan and Rose as they develop the financial literacy skills that are necessary to start and run a business! This Spanish math book seamlessly integrates the teaching of math and reading, and uses real-world examples to teach math concepts. Text features include images, a glossary, an index, captions, and a table of contents to build students' vocabulary and reading comprehension skills as they interact with the fiction text. The rigorous practice problems, sidebars, and math diagrams extend the learning experience and provide multiple ...

Imagine being lost and stranded in the desert. Would you know what to do to survive? This useful Spanish-translated nonfiction title explains the important skills needed to survive in the desert. With helpful diagrams and images, definitions, tips and instructions, informational text, a bibliography, and a list of other helpful websites, readers can be assured that they will learn about the dangers of heat exhaustion, desert plants that could aid in survival, and other helpful tips in order to survive in an emergency.

Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

Two books in one, this oversized volume shows readers the plants, root systems, insects, fossils, animals, mines, gems, minerals, and man-made wonders such as tunnels, subways, submarines, pipes, cables, and power lines that can be found underground or underwater in an unforgettable visual way. Each page takes you deeper and deeper under the waves or through layers of earth.

Hasta el siglo XVIII se impuso el silencio a los navegadores para que las rutas marítimas no fueran descubiertas así salvaguardar los descubrimientos de las naciones más poderosas de quienes buscaban aprovecharse. Isabel Barreto sustituyó a su esposo Álvaro de Mendaña al mando de la expedición hacia las islas Salomón, donde había un grupo de hombres que la rechazaban por ser mujer. Un personaje fuera de serie, valiente y ejemplar que se adelantó a su tiempo. Una apasionante novela que narra las aventuras de Isabel Barreto, la primera mujer que se atrevió a ponerse al mando de un...