Lesson Point which covers the latter part of 2.4 from the AQA specification 8182 Can you believe what you see?
Explanations for visual illusions: Ambiguity, misinterpreted depth cues, fiction, size constancy.
Examples of visual illusions: The Ponzo, the Müller-Lyer, Rubin’s vase, the Ames Room, the Kanizsa triangle and the Necker cube.
Illusions slide shown on PowerPoint for studnets to discuss as a starter activity.
Information provided on size constancy and students required to create their own example.
Information provided on misinterpreted depth cues and image included to assist students whilst they explain what it is.
Information and images provided to explain ambiguity and fiction.
Images displayed on PowerPoint for The Ponzo illusion, The Necker Cube, The Kanizsa Triangle, The Muller Lyer illusion and Rubin’s vase. Students are to copy the diagrams into their exercise books and allow room around them to explain afterwards.
Students then complete a table. from the PowerPoint with the visual illusion in, they are to match the visual illusions to the exlanations they learnt above.Challenge is for student to explain why each one matches with its explanation.
Explanations then provided for each of the visual illusion images. Students use this information to explain in the space left earlier around their own images.
3 marks worth of apply it exam style questions.
Information on visual constancies provided and the Amnes room linked. Video included to support explanation. Students should make notes on constancies and how the Amnes room works.
Final activity can also be used as homework, to design a poster explaining visual illusions, challenge has an exam question linked in with the poster.
Progress grid includes the following learning outcomes: Identify, Describe, Explain, Compare and Evaluate the reasons for how visual illusions work with clear explanation and examples included and Apply knowledge to answer exam questions accurately.
Follows AQA GCSE psychology 8182 LO: 2.4 Can you believe what you see?
Paper one: Cognition and behaviour