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In this activity, learners investigate color vision as well as plan and conduct their own experiments.

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

In this activity, learners investigate the sense of sight and develop and conduct their own experiments.

In this data collection and analysis activity, learners evaluate fish physiology and ecology using vision research data from Dr.

This fun hands-on astronomy activity uses a variety of simple props to help learners understand why they see what they see in a telescope.