15. 3D Rubix Cube

Technique: Pencil Sketching, 3D Mapping, Trial and Error
Materials:   > Charcoal Pencil
                   > Mechanical Pencils with 0.7mm and 0.9mm Lead Points
                   > H, 2B Leads 0.7mm
                   > 4B, 6B Leads 0.9mm
                   > Camlin Supreme 2mm HB Pencil
                   > Ruler
                   > Sketchpad Drawing Sheet
                   > Non-Dust Eraser