This guide identifies major U.S. Department of Education programs and resources that are available to support school, community, university, and state efforts to invest in good teachers and good teaching. Part 1 places the issue of teacher quality in the context of broad trends in public education and presents some key challenges identified by the President and the National Commission on Teaching and America's Future. Part 2 offers charts to identify Department of Education programs that contribute to efforts toward meeting each of five key challenges for promoting excellence and accountability in teaching. Part 3 presents Department of Education programs and resources, focusing on formula grant programs, competitive grant programs, and Comprehensive Regional Assistance Centers. An appendix presents other significant resources, including current or upcoming Department of Education resource competitions and a description of resources. (SM)