The physics relied on in the arguments here depends on thinking about the flows resulting from the resistors impeding the flow...

Physics Narrative 14-16

All teaching models and analogies have their strengths and weaknesses and it is important to be aware of what these are, and...

Teaching Guidance 11-14

The incorrect idea here is that when the charged particles pass through the bulb, they make the bulb light and so get used up.

Teaching Guidance 11-14