IB DP Psychology HL/SL: Experimental IA Execution, Research Ethics & SAQ/ERQ Grading Calibration
Module 3 · Topic 1 of 6IB DP & MYP

Mastering the IB Command Term Taxonomy

Deconstructing the Cognitive Taxonomy

The IB Psychology command terms function as the compass for student success, dictating the exact cognitive heavy lifting required for high marks. As teachers, we must view these terms not merely as vocabulary, but as a hierarchical taxonomy that maps directly to the IBO Assessment Objectives. AO1 focuses on knowledge and understanding, AO2 on application and analysis, and AO3 on synthesis and evaluation. When a student sees Explain versus Evaluate, the shift is from simple descriptive recall to a sophisticated appraisal of psychological research. To help your students, try this in your classroom: create a command term sort activity where students classify past exam questions based on these objectives. Pause and reflect on your own lesson plans, do your current objectives clearly differentiate between describing a study and evaluating its methodology? By standardizing your use of these terms in daily activities, you build the linguistic foundation necessary for students to tackle the complexities of SAQs and ERQs.

Aligning Command Terms with Assessment Objectives

Alignment is the cornerstone of effective IB pedagogy, ensuring that the cognitive demand of your lesson matches the rigor of the final examinations. For SAQs, terms like Outline or Describe generally pull from AO1, whereas Explain moves into AO2 territory. For ERQs, the higher-order command terms like Evaluate or Discuss require a substantial leap into AO3, necessitating a balanced argument supported by evidence. When designing your Differentiated Lesson Plan for your portfolio, incorporate a scaffolded task where students must map a specific command term to a corresponding section of a model essay. This practice helps students understand that an Evaluation response requires a different structure than a Description response. Reflect on your teaching: when you provide feedback on student scripts, are you explicitly highlighting the command term requirements, or are you focusing only on content accuracy? Strengthening this alignment is a critical step in elevating your students from passing to achieving top-tier marks.

Designing Scaffolds for Diverse Learners

Differentiation is essential when teaching command terms, as students enter our classrooms with varying levels of academic fluency. To support learners who struggle with ERQ structures, provide command term sentence starters or graphic organizers that force them to explicitly evaluate a theory rather than just summarizing it. For your portfolio lesson plan, demonstrate how you differentiate support by offering tiered tasks: struggling learners might focus on identifying the command term and providing one piece of evidence, while advanced learners synthesize multiple studies to address the prompt critically. Try this in your classroom: utilize a traffic-light system where students color-code their own essays based on whether they have fulfilled the AO1, AO2, or AO3 requirements of the prompt. This active monitoring encourages meta-cognition and ensures that no student is left behind while others soar, fostering an inclusive environment that prepares all candidates for the rigors of the final IB assessments.

From Rubrics to Actionable Feedback

The final mark an IB student receives is entirely dependent on how effectively they respond to the specific prompt, making rubrics our most valuable communication tool. As you design your lesson plan, remember that a student-facing rubric should be a dynamic guide, not a static list of requirements. Translate the official mark scheme into a checklist that uses the command terms as headers to make feedback actionable. If a student loses marks for an ERQ, your feedback should clearly state which command term requirement was missed, such as failing to provide a balanced argument as required by a Discuss command. Pause and reflect: how often do you give students the opportunity to redraft a response based specifically on a command term critique? By shifting your feedback to be strictly aligned with the command term taxonomy, you enable students to take ownership of their performance and actively improve their scoring consistency over time.

Integrating Assessment into Daily Practice

Embedding command term literacy into every lesson is the most effective way to ensure long-term student growth. Use the final module of this course to refine your Differentiated Lesson Plan, ensuring that your classroom activities provide clear evidence of your ability to support diverse learning needs while mastering the IB command term taxonomy. This portfolio piece should showcase your professional evolution and readiness to handle the complexities of the IB Psychology curriculum. Whether it is through peer-marking sessions, collaborative rubric creation, or timed practice, make sure your classroom atmosphere mimics the rigor of the real exam environment. As you prepare for your final oral readiness review, consider how these pedagogical strategies contribute to a cohesive and effective classroom environment. Ultimately, your goal is to empower students to see these command terms as tools for critical thinking, transforming them from passive observers into analytical experts in the psychological discipline.

Required portfolio · Submit in Module 3

Differentiated Lesson Plan

A full lesson plan evidencing support for diverse learners: tiered tasks, scaffolds and extension pathways.

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End-of-Topic Quiz

10 questions · 70% pass mark

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1. Which assessment objective primarily focuses on descriptive recall of psychological knowledge?

2. Which command term typically requires an evaluation of a theory or research study?

3. What is the primary purpose of a student-facing rubric?

4. When a prompt asks to 'Explain', what cognitive demand is being assessed?

5. Which of these is a key component of an ERQ evaluation?

6. Why should command terms be integrated into daily lesson plans?

7. What level of cognitive demand is 'Discuss' in an ERQ?

8. What is the benefit of a tiered task in a differentiated lesson?

9. How does feedback based on command terms support improvement?

10. What is the role of an oral readiness review in this course?

Continuous Assessment Test (CAT)

10 applied scenarios

Realistic classroom scenarios — decide what an effective teacher would do.

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1. You see a student struggling to evaluate a biological study for an ERQ. What is your best first step?

2. A student describes a theory perfectly but misses the application part of the 'Explain' prompt. How should you grade this?

3. How do you handle a student who keeps writing descriptions for 'Evaluate' questions?

4. During a peer-marking session, students are being too lenient. How do you respond?

5. Your department wants to simplify assessment. How do you advocate for command terms?

6. A student asks why they lost marks on an 'Outline' question when they wrote a full page. What do you say?

7. How do you include diverse learners in an ERQ lesson?

8. You have a student who is excellent at AO1 but fails AO3. What is your priority for their next assignment?

9. Your lesson plan is criticized for being 'too teacher-led'. How do you adapt it?

10. How do you ensure your grading remains calibrated with IB standards?

Group discussion · 10 marks

Select a common IB Psychology command term, such as 'Evaluate' or 'Discuss', and describe a specific activity you would design to teach this term in a way that differentiates support for both high-achieving and struggling students. How would you use a student-facing rubric to ensure the assessment of this task is both consistent with IB standards and actionable for the student's future progress?

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