Learn how to color skin tones with colored pencils or markers with these 10 video tutorials. How to Color Skin Tones 10 Video Tutorials on Skin Coloring Techniques with Colored Pencils or Markers Three-part series by Sarah Renae Clark
Great info on using colored pencils - Prismacolour. Using baby oil is a great element and cheaper to blend colors vs the odorless mineral spirit. Just place a cotton ball with some drops of baby oil (not drenched) on a small jar and wet stump to blend.