Skip to main content

About this free course

Become an OU student

Download this course

Share this free course

Teaching and learning tricky topics
Teaching and learning tricky topics

Start this free course now. Just create an account and sign in. Enrol and complete the course for a free statement of participation or digital badge if available.

3.3 Identifying stumbling blocks

Now watch this video of trainee teachers talking about the problems that students have with the tricky topic of optics and ray diagrams. They are discussing the problem examples and stumbling blocks for this particular tricky topic.

Download this video clip.Video player: Video 1 Optics and ray diagrams
Video 1 Optics and ray diagrams
Interactive feature not available in single page view (see it in standard view).

Activity 3 Mind maps

Timing: Allow 15 minutes

Here (in Figure 10) is the mind map which was drawn by the teachers in Video 1. Can you see how they have grouped the problem examples into stumbling blocks? It’s clearly not straightforward is it?

Described image
Figure 10 Optics and ray diagrams mind map

You will meet this mind map again next week when you will learn more about the relationship between stumbling blocks and problem examples in the tricky topics process.