This article for now is just a place holder.
Sprites have arguably already been covered, they just weren't called "sprites".
The article on sprites is the article on how to draw text with textures. Replace the text images with sprite images and you have sprites.
A related article on is the article on reproducing
drawImage function in WebGL and the following
article on matrix stacks
Together those articles mostly cover sprites in WebGL. If you have other things you want covered consider leaving a request.