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

Beaches, mountains, valleys, farmlands, and deserts are all part of the unique geography of California. Students will learn about each of these regions with this primary source reader that builds students' reading skills and social studies content knowledge. The intriguing primary source maps, letters, documents, and images provide authentic nonfiction reading materials and keep students interested in learning. Text features include a glossary, index, captions, sidebars, and table of contents. This book connects to California state studies standards and the NCSS/C3 Framework and features...

Reptiles y anfibios is one book in the Spanish-language Gran Atlas de la Ciencia series that covers today's most popular science topics, from digital TV to microchips to touchscreens and beyond. Perennial subjects in earth science, life science, and physical science are all explored in detail. Amazing graphics--more than 1,000 per title--combined with concise summaries help students understand complex subjects. Correlated to the science curriculum in grades 5-9, each title also contains a glossary with full definitions for vocabulary.

Gender studies of Spain has thus far focused almost exclusively on women, leaving the social and political history of male homosexuality virtually untouched. "'Los Invisibles'" fills this significant gap in the study of Spanish culture by analyzing the effects of medical and legal regulation on male homosexuals. Drawing from the discourse of medical history, Richard Cleminson and Francisco Vazquez Garcia evaluate the impact of psychiatry, education, race, and the growth of gay subcultures on cultural representations of homosexuality in this pioneering study.

Simple text and color photographs show what life is like on a ranch, covering cattle, corrals, roundups, and other topics.

Ven, acércate. Comprueba que nadie está escuchando. Te voy a contar un secreto... En las páginas de este libro se han escondido muchas matemáticas. Son traviesas, misteriosas y divertidas. Se han disfrazado de cuentos y aventuras. Pero seguro que tú, que tienes cara de ser muy inteligente, las vas a descubrir... ¿Te atreves? Dale la mano a Mati, acompaña a Sal y a Ven, y no olvides acariciar a Gauss de vez en cuando, que es muy mimoso. Vamos, ven: a la una, a las dos... ...¡y a las tres!