This page serves as a centralized base, covering all things. STK (Systems Tool Kit) is a physics-based simulation and modeling software used to visualize complex real-world scenarios.
Some things that you can use STK for // STK can make easier include, but aren't limited to:
Your scenario is your oyster!
If you're just looking for definitions of a term you found somewhere on STK, check out the Dictionary (first subcategory). Otherwise, if you want some guidance on how to do a small project, check out the Mini Tutorials (second subcategory).