Yo y el mundo

Learn multiplication on a fun-filled trip to the supermarket! The displays, shelves, and layout of a local grocery store provide ample opportunities for students to learn multiplication as they are engaged in reading high-interest content. 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 full-color images, math graphs and charts, and practice problems make learning math easy and fun. The table of contents, glossary, and index will further understanding of math and reading...

La familia no puede reducirse a un "tema", una "cuestión", o una "moda". Influye en todas las realidades humanas primarias como el trabajo, educación, sanidad, alimentación, sexo, etc. Y es transversal a multitud de aspectos de la vivencia humana: las religiones, las ciencias, la política, la economía, la sociedad... Por todo ello, se afirma en verdad que la familia es la célula básica de la sociedad. Pero, como ha escrito el Papa Francisco, "la familia atraviesa una crisis cultural profunda" y el matrimonio "tiende a ser visto como una mera forma de gratificación afectiva que puede...

As they say, necessity is the mother of invention, and this book introduces readers to 14 women who invented very useful, helpful items. They include Chicago native Margaret Wilcox who invented the car heater, Indiana native Marion O'Brien Donovan who invented disposable diapers, Pennsylvania native Stephanie Kwolek who invented Kevlar, and Austria-born actress Hedy Lamar whose secret communications systems led to the creation of WiFi, Bluetooth, and GPS.

Plants are living things that grow and change. Over time, plants have made remarkable adaptations to suit the habitats in which they live. Simple text and beautiful images highlight how plants have adapted to life in the Arctic, in aquatic environments, and in other habitats such as those in deserts and grasslands.