Facial expressions are a form of nonverbal communication – according to Wikipedia. I couldn’t agree more. It is perhaps one of the most important aspects of creating/drawing your own character. I know that each character cracks a unique face for each emotion depending on his/her aura and attitude so here I’ve gathered the most helpful guides (in DeviantArt) to practicing drawing facial expressions in general:
Fun With Facial Expressions by what-i-do-is-secret
Ever wonder how emoticons would actually look on your character’s face? This awesome reference sheet does just that. The best part about this is you can instantly jump in and practice with your own character with this nifty guide.
Emotions and Facial Expression by Cedarseed
This tutorial explains each facial expression in great detail. In addition, each emotion is linked such that it is almost a sheet painted with a gradient of facial expressions. This is especially helpful in “zoning” the mood of your character.
Lackadaisy Expressions by tracyjb
Not only very educational, this tutorial is also fun to read with tracyjb’s awesome drawing style (that is, with anthromorphic characters). It provides interesting pointers on “teaching your character how to act” especially in the Things to Unlearn part.
Expression Tutorial by alexds1
It shows how different angles and perspectives of the face affect the emotion a character conveys as well as other minute details.
Expressions Tutorial by smolderingremains
This tutorial introduces the idea that the face generally assumes a shape for each emotion, which is an interesting take on drawing facial expressions.
25 Expressions Challenge by solitarium
This is solitarium’s take on the 25 Expressions Challenge – a meme started by deviantArt user napalmnacey. This particular one is very interesting because you can clearly see the planes of the face with each facial expression which is effectively helpful in visualizing it in 3D.