Proyectos reales para explorar la Primera Guerra Mundial y los años 20 (Real-World Projects to Explore World War I and the Roaring ’20s)

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.

Germs. Everybody has them! Some germs help people. Some germs can harm people. Add and subtract with tens as you learn all about germs. This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning arithmetic easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving section provides additional...

Intermediate. In 1985, elite mountaineers Joe Simpson and Simon Yates set out on a spectacular adventure: climbing to the highest peak of the Peruvian Andes. Would their years of planning pay off? From the reader series Aprende Español Con..., which features stories based on modern films and television series, carefully adapted for Spanish language students. Includes an Audio CD of the text, supplementary materials for teachers, and before and after activities for students.

English Spanish Bilingual children's book. Perfect for kids learning English or Spanish as their second language. Jimmy the little bunny goes to the beach with his family. There he learns about the importance of helping others. When Jimmy's sandcastle is destroyed by the wave, they work together to build the bigger and better one. Everything works out better when we help each other. Jimmy el conejito va a la playa con su familia. AhI aprende sobre la importancia de ayudar a los demAs. Cuando el castillo de arena de Jimmy es destruido por una ola, trabajan juntos para construir uno mAs grande...