Pastels are very much like oil paints – you work dark to light and back to front.
Credit: http://www.reeves-art.com/uploadedfiles/guides_and_tips/exploring_media/soft%20pastel.pdf
Credit: http://www.reeves-art.com/uploadedfiles/guides_and_tips/exploring_media/soft%20pastel.pdf
Credit: http://www.reeves-art.com/uploadedfiles/guides_and_tips/exploring_media/soft%20pastel.pdf
Credit: http://www.reeves-art.com/uploadedfiles/guides_and_tips/exploring_media/soft%20pastel.pdf
Credit: http://www.reeves-art.com/uploadedfiles/guides_and_tips/exploring_media/soft%20pastel.pdf
Credit: http://www.reeves-art.com/uploadedfiles/guides_and_tips/exploring_media/soft%20pastel.pdf
Credit: http://www.reeves-art.com/uploadedfiles/guides_and_tips/exploring_media/soft%20pastel.pdf