This article describes the development of a Spanish-spelling measure designed to assess the progress made by Spanish-English bilingual children from Grade 2 to Grade 5. Different stages of measure development are described, such as the selection of the focus features, the pilot phase of the assessment, and the finalizing of the operational…

In the United States, two-way immersion (TWI) is an educational approach that integrates native English speakers and native speakers of another language (usually Spanish) for content and literacy instruction in both languages. In recent years, the number of TWI programs has grown rapidly. This report examines key issues to consider when planning…

The report discusses the first- and second-language development, oral and written, of native English-speakers and native Spanish-speakers in the two-way immersion (TWI) program at Key Elementary School (Arlington, Virginia). Data were drawn from classroom observation from 1994-96, student performance measures, and student work samples. Three…