Mathematics and Multimedia GeoGebra Step-by-Step Tutorial Series

The objective of the GeoGebra Step-by-Step Tutorial Series is not only to teach the readers how to use the software, but also to suggest how to use GeoGebra in teaching and learning mathematics. Most of the tutorials are (or will be) linked to related articles containing explanations and proofs about the mathematics discussed in the tutorials.
Although, it is advisable to follow the tutorial series chronologically, the reader may opt for any tutorial of choice since each tutorial is designed to be independent from others. The readers may start from any tutorial, and follow it step-by-step even without learning the tutorials prior to it.