La exploracion de California (Exploration of California)

Describes sexually transmitted diseases, including AIDS, syphilis, gonorrhea, and genital herpes, and discusses their medical dangers and where to get help.

This title covers the major drivers of the Latin American region’s economy, including exports of agricultural products, petroleum and minerals, and manufactured goods, along with the service and tourism industries. Despite recent improvements, the Latin American economy remains dependent on commodity exports to the West, presenting a challenge to the region’s long-term future. When used in the classroom, this resource provides readers with the tools they need to analyze concepts in economics and how they affect the countries of Latin America.

So you think you're a martial arts master, but do you know the difference between kung fu, kendo, and karate? Students will learn about various martial arts as they practice comparing numbers. This Spanish math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, intriguing sidebars, practice problems, and math diagrams make learning math relevant and fun. Text features include a table of contents, glossary, and index to increase understanding of math and reading concepts. An in-depth problem-solving...

Para arriba y para abajo, hacia el frente y hacia atr‡s, para los lados o alrededor. Descubre c—mo se mueven las cosas y quŽ hace que paren en este libro sobre el movimiento.