CK Basics Lesson #3: Exterior Mechanics Welcome Back, Student! Before you begin this lesson be sure you have completed the course Introduction as well as Lessons #1 and #2. In this lesson we will be stepping into the exterior world of Tamriel, but we'll be coming back to that interior, so make sure you have finished so you can keep up later. If you haven't done so yet, bring up the CK and load your mod, remember to set it as the active file so your changes this session will be applied