Learn to create .STL files for 3D printing using OpenSCAD in this comprehensive tutorial. Explore the OpenSCAD integrated development environment, master primitive solids, and apply transformations. Dive into advanced techniques like Hull and Minkowski transforms, and understand facet size, quantity, and quality. Grasp variables, scope, and modules while mastering 3D Boolean operations and loops. Apply your skills to practical projects such as designing a hex nut countersink, a Raspberry Pi camera boom, tripod adapters for various devices, and a bench scope with a hinged monitor mount.