Note: Some students might have trouble discussing this topic because they may have a family member with Alzheimer's disease. Model a nerve cell. Explain to students that the nervous system functions ...

A computer is a complex machine. While most of it works on a microscopic level, it certainly has recognizable macroscopic components that contribute to its uses. A computer can be used to do just ...

We all think of the CPU as the "brains" of a computer, but what does that actually mean? What is going on inside with the billions of transistors that make your computer work? In this four-part series ...