Khan Academy - Khan Academy offers online tools to help students learn about a variety of important school subjects. Tools include videos, practice exercises, and materials for instructors. Read more about Khan Academy.
PaintBerri - PaintBerri is a free art site that offers an awesome oekaki community.
edX - Best Courses. Top Institutions. Learn anytime, anywhere.
slimanimation - to make stick figure or hand drawn animations
Coursera - Build skills with courses, certificates, and degrees online from world-class universities and companies
FurAffinity - Fur Affinity, the internet's largest online furry art community.