Optical Illusions
Concept: Perception and how the brain works
Materials: Printed optical illusions (can be projected or drawn)
Activity:
- Explore illusions like the spinning dancer, duck/rabbit, or impossible triangle.
- Discuss how the brain can be tricked.
Paper Helicopters
Concept: Air resistance and gravity
Materials: Paper, scissors, paperclips
Activity:
- Cut and fold a simple paper helicopter (lots of templates online).
- Drop from a height and observe how it spins.
- Try different sizes and designs.Â