OpenGL keyboard, mouse, menu interaction
http://dis.dankook.ac.kr/lectures/cg08/entry/OPENGL-interaction

OpenGL single/double buffering, reshape, displaylist, picking
http://dis.dankook.ac.kr/lectures/cg08/entry/OPENGL-display-list-picking

OpenGL Picking Tutorial using Name Stack & Color Coding
http://www.lighthouse3d.com/opengl/picking/

OpenGL Picking Tutorial using Name Stack
http://nehe.gamedev.net/data/lessons/lesson.asp?lesson=32

Teapot (using Display List)
http://www.songho.ca/opengl/gl_displaylist.html

Snowman (using Display List)
http://www.lighthouse3d.com/opengl/displaylists/

Box (using Display List)
http://nehe.gamedev.net/data/lessons/lesson.asp?lesson=12