Search Results

In this activity, learners discuss and investigate how cameras, telescopes, and their own eyes use light in similar ways.

In this activity, learners investigate visual perception as well as plan and conduct their own experiments.

In this activity (3rd on the page), learners conduct a series of tests to find out which of their eyes is more dominant.

If you had a long tube with a 5 millimeter wide slit, would you see the entire Golden Gate Bridge?

In this artistic activity, learners blow up a smaller picture into a larger one, by using a grid.