A step by step run through of making pinhole viewers, relating each step to a point in the evolutionary development of the eye.
We explore how light can form an image with and without a lens. Discussing human and other animal eyes, from simple light-detecting spots to camera eyes. This is a great workshop for piecing in the gaps.
Explore evolution by making a take-home pinhole viewer while looking at how the eye has developed across different, living species.
Suitable for children aged 7-11 years.