https://design.tutsplus.com/courses/up-and-running-with-cinema-4d
This is a course for artists and designers who are completely new to 3D and are ready to learn the foundational skills that Cinema 4D provides. You'll learn how to create and manipulate basic shapes, use colour, work with lighting and rendering, and more. We’ll walk through the step-by-step process of how to use these skills to create a simple pair of headphones!