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Science and Engineering Careers & Basic Science Experiments for Kids

I was getting my haircut last week, and my hairdresser told me that her daughters are interested in science. She then asked me, “What should I tell them about science-based careers?” “I really do not know what scientists and engineers do?” I could see my hairdresser’s point-of-view though, I really did not know much about engineering or...

Model Validation Using Residuals

Model validation is the most important step in the model building process; however, it is often neglected. Even when the model is validated, it is often not done adequately. It often consists of taking a few experimental data points and plotting these points on the same graph as the model. There are two different types of models: engineering or...

Mathematical Models

Mathematical models are a precise description of a problem, process, or technology in the form of mathematics. These models are built to learn more about a technology, system or method. The models explain why the system or process works the way it does and helps to study the effects and...