Here some idea of study you can do in that sketch book.There is also some link to getting started and motivated.
Porportion and body frame
https://www.dropbox.com/s/vxoig0mkx20dhf...wing.pdf?m
useful poster tutorial
http://majnouna.com/tutorials.html
Character archetype (140)
http://www.listology.com/list/character-archetypes
Lists of weapons
http://en.wikipedia.org/wiki/Lists_of_weapons
Pen pressure tutorial
http://us.wacom.com/en/support/software-tutorials
Getting Started in Digital Art
https://s3.amazonaws.com/conceptcookie/c...ndouts.pdf
Insipirational link
http://doodlealley.com/
Useful link for the artist who seek to study
If you don't know what to study here some idea
Human body
Proportion male/female/at various ages
http://majnouna.com/creation/humantut.html
Body shape study fat/skinny/normal/muscular/athletic/heroic
Ectomorph, Mesomorph or Endomorph?
http://www.muscleandstrength.com/article...morph.html
Skinny to muscular
http://www.fullpunch.com/pic-dump/determ...type.html/
Head shape
http://majnouna.com/creation/humantypes.html
Hand
http://majnouna.com/creation/humantut.html
Foot
http://majnouna.com/creation/humantut.html
Eye/base on race trait
http://majnouna.com/creation/humantypes.html
Nose/base on race trait
http://majnouna.com/creation/humantypes.html
Lips/base on race trait
http://majnouna.com/creation/humantypes.html
Ears
Hair color/type/style by era/
The most complete site for reference about hairstyle
http://www.hairfinder.com/hairstyles_pictures.htm
Information about style by era
http://www.erasofelegance.com/fashion/hairstyles.html
victorian-era-hairstyles gallery
https://www.pinterest.com/victorianparlo...airstyles/
25-hairstyles-of-the-last-100-years
http://listverse.com/2008/08/16/25-hairs...100-years/
The Body in perspective
Bone structure human/animal
Muscle
http://majnouna.com/creation/humantut.html
http://artstudio4andreamendez.wordpress.com/
Landmark
Value
Pose
https://www.pinterest.com/peachymini/character-pose/
volume
Shading
Facial expression
100 facial expressions to be mastered (no image)
http://www.dailywritingtips.com/100-word...pressions/
Interesting field to study
Master piece
Fabric
Metal
Vehicle /by country/by era
Weapons /by country/by era
Environment
Silhouette
Character archtype
Landscape
Architecture /by country/by era
Fashion /by era
History of art /major influence/style/
Inking
Digital art /Tablet/edge/blending/layers/etc
Art related field of study
New technology
Time management
Organization
Team management
How to sell art(how to negociate)
Language(the art vocabulary)
Math(pricing)
Video game industry(Make a list of company that might be hiring)
Illustration(Make a list of company that might be hiring)
Comic industry(Make a list of company that might be hiring)
Advertisement(Make a list of company that might be hiring)
Freelancing
Alot of article about Freelancing
http://freelanceswitch.com/
a-comprehensive-guide-to-starting-your-freelance-career
http://freelanceswitch.com/start/a-compr...ce-career/
French guide to freelancing
https://larlet.fr/david/biologeek/archiv...freelance/
edit:28/01/14
Gallery 4 learning
http://pics.tech4learning.com/