Since 1991, the Center for Applied Linguistics has monitored the growth of two-way immersion (TWI) programs in the United States. This information is published online in the Directory of Two-Way Immersion Programs in the United States (2000), accessible at http://www.cal.org/twi/directory. Programs listed in the Directory conform to this general…

Teachers in two bilingual Spanish-immersion kindergarten classrooms structured opening activities to ensure comprehension and participation of children with little or no knowledge of Spanish. Classroom routines are analyzed in terms of scaffolding provided, focusing on specific communication strategies, teacher and peer modeling of Spanish usage,…

Students in a grade 2-3, two-way bilingual classroom increased their understanding of scientific practice through a model-based methodology for science instruction. Students collaborated with peers and teachers to create computer models, construct physical models, and talk about their models in the classroom. Aspects of second language usage in…

Reviews the different approaches to multicultural science teaching that have emerged in the past decade, focusing on the Spanish-English two-way immersion classroom, which meets the needs of Spanish speakers learning English and introduces students to the idea of collaboration across languages and cultures. Two urban two-way immersion classrooms…

This paper argues in favor of dual language programs over typical bilingual education programs because in the dual language program the minority language has a status equal to the majority language. Through the use of the language experience approach, this study examines the role of elicited response from a small sample of English and Spanish…

Since the mid-1980s two-way bilingual education programs have attracted renewed interest as an effective way to educate both language-minority and language-majority students. This report, which describes and assesses the current state of such programs in the United States, is based on data collected from 169 schools during the 1991-92, 1992-93,…

This case study focuses on a team of middle school teachers in a two-way immersion bilingual education program. The report explores the following questions: How does the organizational structure of the middle school under study promote or impede professional networks among the teachers? What type of teaching-learning practices do these forces…

This handbook provides a comprehensive, theoretical framework and practical guide to implementing, evaluating, administering, and maintaining a successful dual language instruction program. Practical tools include sample lessons, evaluation checklists, tables, and charts. Also provided are a list of reference materials, useful organizations,…

This paper examines the special challenges that English-as-a-Second-Language (ESL) students face in succeeding in science classrooms in U.S. schools. Particular focus is on how students in one experimental classroom (a Grade 2 and Grade 3 two-way bilingual English-Spanish class in a small western city) learned to apprehend scientific meaning with…

A review of 35 reports evaluating 27 two-way bilingual education programs is reported. All programs represented meet basic criteria for language of instruction, student characteristics, and emphasis on developing bilingualism. The review examined program characteristics and student outcomes, when available. Results are summarized in the following…