How do we distinguish between the number of things touching our skin? Scholars explore an interesting lesson through an experiment. They learn that there must be an unstimulated sensory unit between two touches to distinguish them. They...

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...

At this site find out how you can feel hot and cold and try this experiment using your sensory nerves.