This directory contains two power point presentations from SIGGRAPH 2000: s2000edu.ppt: Teaching a Graphics Class with OpenGL: Two Approaches, Ed Angel (UNM) and F.S. Hill (UMass) opengl.ppt: An Interactive Introduction to OpenGL Programming, Dave Shreiner (SGI), Ed Angel (UNM), Vicki Shreiner (SGI) The tutorial programs we used were done by Nate Robins and are available at www.cs.utah.edu/~narobins There are related materials on my web site under Book Support.