OpenStax
Open Stax: Anatomy & Physiology: Sensory Perception
Learn the different types of sensory receptors, and describe the structures responsible for the special senses of taste, smell, hearing, balance, and vision.
Bill Nye
Bill Nye: Don't Be Nerve Ous
This tutorial from Bill Nye explains the brain's process of "habituation." It presents a simple experiment that a learner can perform using socks to help understand how habituation works.
Hunkins Experiments
Hunkin's Experiments: How to Map Your Sense of Touch
Hunkin's Experiments is a group of simple cartoon illustrations of scientific principles. Some would work well in the classroom, but others have little value beyond entertaining students. All of the projects are easy to do. This would be...
PBS
Pbs Teachers: Sensitivity Tester
Explore skin sensitivity on different areas of the human arm by performing a blindfold test with paperclip points touching the skin. Compare and contrast results.