The Volpin Project, Part 1: Introductions
The Volpin Project, Part 2: References and Blueprinting
The Volpin Project, Part 3: Selecting Materials
The Volpin Project, Part 4: Taking Shapes
The Volpin Project, Part 5: Bondo Strikes Back
The Volpin Project, Part 6: Details, Accents, Refinements, and Mockups
The Volpin Project, Part 7: Introduction to Moldmaking
The Volpin Project, Part 8: More Complex Moldmaking
The Volpin Project, Part 9: The Casting Process
The Volpin Project, Part 10: Illumination and Audio
The Volpin Project, Part 11: Prepping for Paint
The Volpin Project, Part 12: Finally Time to Paint
The Volpin Project, Part 13: Weathering The Needler
The Volpin Project, Part 14: Putting It All Together
The Volpin Project, Part 15: Lessons Learned
I also highly recommend Volpin's Painting and Weathering for Props ebook. I have been prop building for several years now, and I learned so much from it. Worth every cent of the small asking price of US$8!