Pinhole Camera Image
An upside-down image appears on the screen.
Teaching & key ideas
What you do: Aim toward a bright scene or lamp.
What students see: An upside-down image appears on the screen.
Why it works: Light travels in straight lines through the tiny opening.
Question to ask: Why is the image upside down?
Lesson flow
Predict → demonstrate → observe → briefly explain → ask: Why is the image upside down?