Resources

Color Pencil blending  techniques http://youtu.be/luC6GMVBlbw
http://thevirtualinstructor.com/colored-pencil-drawing-tutorials.html
http://thevirtualinstructor.com/pencil-drawing-tutorials.html
7 secrets that will add depth and dimension to your drawings
The twelve most necessary skills for a fine artist
Secret of drawing
Art Fundamentals
Draw light
http://www.fivepencilmethod.com/tutorials/lessons/lesson-no-3/

Good free tutorials: http://www.art-tutorialsonline.com/
color pencil 101
http://www.mrsbrownart.com/index.htm
https://www.drawspace.com/lessons/1175/squirkle-a-realistic-spruce-tree
http://www.mrsbrownart.com/powerpoints/Outer%20Space.ppt
http://youtu.be/1UgW-7ijh0k
Art: http://zhidiy.abang.com/wp/zhiyishenghuo/shuqian6.htm

Water color painting. Bought video
http://watercolorpainting.com/brush-exercise-secret-brush-skills-for-watercolor