Co-Teaching and Collaboration¶

Strategy · All strategies
Evidence · no claims cited

Description¶

Co-teaching pairs a content teacher (e.g., mathematics) with a language specialist (e.g., ELL teacher) who jointly identify target content, key vocabulary, academic language demands, and language-focused tasks such as writing a proof, reading a word problem, explaining problem-solving aloud, or writing numbers as words. The specialist guides the content teacher through analyzing language demands; this analysis becomes integrated into the content teacher's own planning over time. After the lesson, the pair debriefs to identify areas needing clarification and shares insights with colleagues.

Design Implications¶

Co-teaching works when it is a genuine instructional partnership rather than parallel teaching: shared planning time and a common framework for analyzing language demands are the strongest predictors of benefit [~M]. Structured models such as the SIOP protocol give the partnership a shared vocabulary for planning, which reduces the coordination cost that otherwise erodes co-teaching quality [~M].

Context¶

Requirements¶

• Scheduled, protected collaborative planning time — not just shared classroom space
• A shared framework for identifying language demands (vocabulary, discourse functions, task language) in content lessons
• Clear role division during instruction (e.g., one leads, one models academic language; both circulate)
• Administrative support for the partnership, including compatible schedules and joint accountability

Constraints¶

• Without dedicated planning time, co-teaching degrades into "one teach, one assist," which research links to the least student benefit and role marginalization of the specialist [-M]
• Specialists assigned to many classrooms spread thin cannot sustain the planning depth required [-M]
• If the specialist is treated as an aide rather than a co-instructor, learners receive no additional instructional expertise [-M]
• Benefits are weaker when the partnership lacks a shared model for language-objective writing; vague language objectives produce unfocused lessons [~W]

Implementation Variability¶

• Station teaching and parallel teaching distribute both teachers' expertise across groups; team teaching integrates them in whole-class delivery
• Consultative collaboration: the specialist coaches the content teacher without co-delivering — lighter to schedule but less intensive
• Co-planning without co-teaching: the specialist helps design language objectives and tasks, which the content teacher delivers alone

Target Learners¶

• English language learners in content classrooms, who need simultaneous access to content and academic language [~M]
• Learners with disabilities in inclusive settings, where co-teaching originated [~M]
• Struggling readers in content areas who benefit from explicit vocabulary and discourse support

Target Learning Goals¶

• Content objectives (e.g., mathematical concepts and procedures) delivered without language barriers
• Academic language development: vocabulary, discourse structures, and language functions of the discipline (explaining, justifying, defining)
• Transferable learning-to-learn language: talking about one's own problem-solving

Instructions¶

1. Jointly identify target content standards and concepts for the lesson or unit.
2. Analyze the language demands: key vocabulary, academic language structures, and the language functions learners need (e.g., writing a proof, explaining problem-solving). Use Accessible Vocabulary & Syntax to prioritize which terms and structures need explicit support.
3. Write dual objectives — content and language — for the lesson.
4. Design language-focused tasks and decide each teacher's role during delivery, drawing on Coaching so the specialist builds the content teacher's capacity over time.
5. Co-deliver the lesson, with the specialist modeling academic language use where needed (Modeling within Cognitive Apprenticeship).
6. Debrief after the lesson: identify areas needing clarification, adjust subsequent planning, and share insights with colleagues through Communities of Practice.

Related Strategies¶

• Scaffolding — co-teaching is often the delivery mechanism for language scaffolds planned jointly
• Collaborative Learning — the learner-facing analogue; co-taught classrooms frequently structure peer collaboration with language roles

Examples¶

• A middle-school math teacher and an ELL specialist co-plan a unit on ratios: they identify "ratio," "proportion," and "per" as key terms, target the language function of comparing quantities, and design a task where learners write comparison sentences before solving problems. The specialist leads a brief vocabulary routine; both teachers circulate during group work.
• The SIOP Model (Echevarría, Vogt, & Short) operationalizes this collaboration: co-teachers use its 30 features to plan lessons with integrated content and language objectives across K–12 settings.

Key Sources¶

• Murawski, W. W., & Swanson, H. L. (2001). A meta-analysis of co-teaching research: Where are the data? The Journal of Special Education, 35(3), 156–163. doi:10.1177/074193250102200501
• Scruggs, T. E., Mastropieri, M. A., & McDuffie, K. A. (2007). Co-teaching in inclusive classrooms: A metasynthesis of qualitative research. Exceptional Children, 73(4), 392–416.
• Echevarría, J., Vogt, M., & Short, D. (2008). Making content comprehensible for English learners: The SIOP Model (3rd ed.). Pearson.
• Friend, M., & Cook, L. (2013). Interactions: Collaboration skills for school professionals (7th ed.). Pearson.
• Honigsfeld, A., & Dove, M. G. (2010). Collaboration and co-teaching: Strategies for English learners. Corwin Press.