Frontmatter -- Contents -- Figures -- Tables -- Contributors -- Introduction and Overview -- Part 1: Lessons from Accumulated Experience in Bilingual and Multilingual Education -- 1. Bilingual and Multilingual Education: An Overview of the Field -- 2. Insights into Bilingual Education from Research on Immersion Programs in Canada -- 3. Bilingual Education in Colombia: The Teaching and Learning of Languages and Academic Content Area Knowledge -- 4. Perspectives and Lessons from the Challenge of CLIL Experiences -- Part 2: Issues in Language Use in Classrooms at the Elementary, Secondary and Tertiary Levels -- 5. From Bilingualism to Multilingualism: Basque, Spanish and English in Higher Education -- 6. 100 Bilingual Lessons: Distributing Two Languages in Classrooms -- 7. Native Language Influence in Teaching Subject Matter Content through English in Spanish Tertiary Education -- 8. From Diglossia to Transglossia: Bilingual and Multilingual Classrooms in the 21st Century -- Part 3: Participant Perspectives on Bilingual Education Experiences: Students, Language Assistants, Student-teachers and Teacher-educators -- 9. The Students' Views on Their Experience in a Spanish-English Bilingual Education Program in Spain -- 10. The Use of Native Assistants as Language and Cultural Resources in Andalusia's Bilingual Schools -- 11. Student-teachers and Teacher-educators Experience New Roles in Pre-service Bilingual Teacher Education in Brazil -- 12. Potential Drawbacks and Actual Benefits of CLIL Initiatives in Public Secondary Schools -- Part 4: The Language Needs of Bilingual and Multilingual Students in Monolingual Schools -- 13. International School Students: Developing Their Bilingual Potential -- 14. Heritage Spanish Speakers in School Settings: Are Their Needs Being Met? -- Conceptual Index