An immersion program model in which English and the partner language are each used for 50% of instruction at all grade levels.

An immersion program model in which students are instructed 90% of the time in the partner language and 10% in English in the first year or two, with the amount of English instruction gradually increa [..]

Used both as an umbrella term for dual language and transitional bilingual programs, and synonymously with transitional bilingual programs.

A dual language program in which students are primarily native speakers of the partner language.

Used synonymously with dual language, particularly in the Southwestern and Western United States.

Used synonymously with dual language.

A program in which the language goals are full bilingualism and biliteracy in English and a partner language, students study language arts and other academic content (math, science, social studies, ar [..]

See transitional bilingual education.

A program for English language learners in which the goal is proficiency in oral and written English, in which the native language is not used for instruction.

A program characterized by frequent sessions over a short period of time or short and/or infrequent sessions over an extended period of time in order to expose students in Grades K-8 to one or more la [..]