SHADING PRACTICE
Shading is very important.shading practice is very necessary.Practice by using pencils of different grades(from 2B to 6B)on different types and textures of paper.
By practicing the strokes as shown below on can gain command over the shading of the light and dark tones.While practicing try to maintain the pressure for different tonal gradation in the constant width of the patch from start to finish without stopping in between.
                                           From darktone                  From Lighttone 
                                           to light                                to dark
                                          Very Dark     Dark tone    Middle tone  Light tone 
                                          tone       
| Maintaining even  Tone from start to end | Start with light tone and end with dark tone | Start with light tone to dark tone in the midway and end with light tone | Repeating strokes from light tone to dark tone and vice versa | 
Different types of shading
                                          Flat                Dotted                      45degree slant
                                          shading          shading                     shading
                                         Multiple                Hatching                Scribbling
                                          Shading                 Shading      

