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In this activity (1st on the page), learners find their blind spot--the area on the retina without receptors that respond to light.

In this neuroscience activity (4th activity on the page), learners make their own set of Von Frey hairs to test detection thresholds.

In this activity (4th activity on the page), learners test to see if saliva is necessary for food to have taste.

In this two-part activity, learners use household items to smell the difference between some stereoisomers, or molecules which are mirror images of one another.

In this activity, learners make a Benham Top to explore visual illusions and optics.

Are fingers the only place on the body where we use our sense of touch? In this activity (6th activity on the page), learners test the touch sensitivity of different parts of the body.