Metacognition: Teaching Students to Think About Their Thinking

I asked a student: “How did you solve this problem?” Student: “I just did.” That answer signals a lack of metacognition [1].

What Is Metacognition?

Flavell’s (1979) definition: metacognition is “cognition about one’s own cognitive processes” [1]. Simply put: the ability to know what you know and what you don’t know.

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In Hattie’s (2009) meta-analysis, the effect size for metacognitive strategies was 0.69 — a very large effect [2].

5 Ways to Teach Metacognition in the Classroom

1. Think Aloud

The teacher narrates their thought process while solving a problem out loud: “Here, I first… but to check whether this is correct…”

2. The Wrapper Strategy

Before the activity: “What will you learn from this?” After the activity: “What did you actually learn?” [3]

3. Error Analysis

Have students analyze their wrong answers: “Why did I get this wrong? Where did my thinking go astray?”

4. Self-Assessment

Before a test, have students rate their confidence on each item from 1–5. Compare after the test. The gap reveals the accuracy of their metacognition.

5. Learning Journal

3 minutes at the end of every class: “What I learned today. What I’m still confused about. What I want to know more about.”

Flavell’s Model: Three Components of Metacognition

John Flavell identified three interacting components of metacognition [1]:

1. Metacognitive knowledge — what you know about cognition in general and your own cognitive strengths and weaknesses. Example: “I know I remember things better when I draw diagrams.”
2. Metacognitive monitoring — real-time awareness of your cognitive state during a task. Example: noticing mid-problem that your approach is not working, or that your attention has drifted.
3. Metacognitive control — using monitoring information to regulate your approach. Example: deciding to re-read a passage, switch strategies, or take a break.

Flavell’s model explains why simply telling students to “think harder” does not work — they need all three components functioning together. A student can have good metacognitive knowledge (“I know I tend to rush”) yet poor monitoring (they fail to catch themselves rushing in the moment), so control never activates.

Self-Monitoring Techniques That Work

Research on effective self-monitoring strategies finds the following most reliably improve learning outcomes:

• The “explain it to yourself” technique: After reading a section, close the book and explain the key ideas aloud or in writing. Gaps in your explanation reveal gaps in understanding — far more accurately than re-reading [2].
• Prediction before reading: Before studying a chapter, predict what questions it will answer. Compare your predictions afterward. This activates prior knowledge and sharpens attention to new information.
• Study time allocation: Have students estimate how long each topic will take before starting, then track actual time. Students who consistently underestimate difficult material learn to re-calibrate their self-assessment — a transferable metacognitive skill.
• Traffic-light self-assessment: After each lesson, students mark each learning objective Red (don’t understand), Yellow (partially), or Green (confident). This 2-minute check surfaces misconceptions before the exam.

Assessing Metacognition: What to Measure

Metacognition is harder to assess than subject knowledge, but several approaches are validated in the literature:

• Calibration accuracy: Compare pre-test confidence ratings with actual performance. A student who rates themselves 4/5 on every item but scores 60% has poor metacognitive accuracy — a specific, teachable deficit [2].
• Think-aloud protocols: Have students verbalize their thinking while solving a novel problem. Assess the frequency and quality of monitoring statements (“I’m not sure this is right…”) and control decisions (“Let me try a different approach”).
• Reflective writing quality: Learning journals can be scored on depth of reflection — surface (“I learned about photosynthesis”) vs. strategic (“I realized I was confusing light reactions with the Calvin cycle and went back to re-read that section”).

Last updated: 2026-03-16

References

1. Flavell, J. H. (1979). Metacognition and cognitive monitoring. American Psychologist, 34(10), 906-911.
2. Hattie, J. (2009). Visible Learning. Routledge.
3. Lovett, M. C. (2013). Make exams worth more than the grade. In Using Reflection and Metacognition to Improve Student Learning, Stylus Publishing.