WEBVTT

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You have finished marking a primary science task.

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The marks are recorded and tomorrow's lesson is

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waiting. Before planning another worksheet, pause over one

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question. What do these answers suggest pupils actually

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understand? In this video, we will work through

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a fictional example and show the teaching purpose

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behind MyScienceHOD. Imagine a question about droplets forming

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outside a cold glass.

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One fictional pupil writes, the water comes through

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the glass. Another writes only, condensation.

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Both responses deserve attention, but they do not

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necessarily need the same teaching response.

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The first suggests a possible wrong model.

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The second leaves the reasoning unclear.

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Before labelling either pupil, check the wording of

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the question and ask a short follow-up.

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Where was the water before the droplets appeared?

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Ask for a drawing as well as an

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explanation. A wrong answer could reflect an unclear

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diagram, a reading difficulty, or missing vocabulary rather

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than a settled misconception.

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Now make the mechanism visible.

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Water vapour is present in the surrounding air.

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Near the cold surface, it cools and condenses

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into liquid water. The droplets outside did not

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pass through the glass.

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Keep the explanation focused on the source of

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the water, the cooling, and the change of

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state. A teacher-led demonstration can support the

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discussion. Use a safe, cold container with a

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dry outer surface and observe it together.

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Ask pupils to predict before observing.

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Then have them draw the air, the container,

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and the droplets, using arrows to explain their

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thinking. The drawing becomes a prompt for conversation.

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Next, change the context.

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Ask about droplets on the outside of a

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chilled bottle. Can pupils explain where the water

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came from without copying the first answer?

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This follow-up is a teaching check, not

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proof of lasting mastery.

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If the explanation remains incomplete, choose a different

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prompt or revisit the demonstration.

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This is the problem MyScienceHOD is designed around,

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turning marked work into a clearer next teaching

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decision. Its public fictional sample connects possible misconceptions,

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pupils needing similar support, and a proposed reteach.

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Treat the sample as an illustration of the

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approach, rather than evidence of results in a

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real school. The teacher remains the decision maker

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throughout. AI suggestions are drafts to accept, change,

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or reject. These videos use fictional examples, and

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they do not invite uploads of real, marked

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pupil scripts. MyScienceHOD is an independent platform for

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Singapore Primary Science. It is not affiliated with

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or endorsed by a Ministry of Education.

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Try the same cycle with one question from

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your next lesson. Inspect the answer, ask about

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the reasoning, reteach one idea, and check it

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in a fresh context.

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Then explore the fictional sample at sciencehod.ai.

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Begin with a teaching question.

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Let the evidence guide what happens next.