National Council for the Social Sciences (NCSS) Founded in 1921, National Council for the Social Studies has grown to be the largest association in the country devoted solely to social studies education. NCSS engages and supports educators in strengthening and advocating social studies.

National Science Teachers Association (NSTA)
The National Science Teachers Association (NSTA), founded in 1944 and headquartered in Arlington, Virginia, is the largest organization in the world committed to promoting excellence and innovation in science teaching and learning for all. NSTA's current membership of more than 53,000 includes science teachers, science supervisors, administrators, scientists, business and industry representatives, and others involved in and committed to science education.

Society for Information Technology and Teacher Education (SITE) 
The Society for Information Technology and Teacher Education is an international association of individual teacher educators, and affiliated organizations of teacher educators in all disciplines, who are interested in the creation and dissemination of knowledge about the use of information technology in teacher education and faculty/staff development.

The Council for Exceptional Children (CEC)
The Council for Exceptional Children (CEC) is the largest international professional organization dedicated to improving educational outcomes for individuals with exceptionalities, students with disabilities, and/or the gifted.

The International Reading Association 
The International Reading Association is a professional membership organization dedicated to promoting high levels of literacy for all by improving the quality of reading instruction, disseminating research and information about reading, and encouraging the lifetime reading habit.

Music Teachers National Association (MTNA)
Since 1876, Music Teachers National Association  has existed to support music teaching and the art of music. Founded by Theodore Presser and sixty-two colleagues, MTNA is America's oldest professional music association.

National Middle School Association
National Middle School Association is dedicated to improving the educational experiences of young adolescents by providing vision, knowledge, and resources to all who serve them in order to develop healthy, productive, and ethical citizens.

New England League of Middle Schools (NELMS)
The New England League of Middle Schools through its' vision, leadership, and programs, provides a network of services for learning about and implementing developmentally appropriate practices for young adolescents that will serve them in their ever changing world.

The National Association for the Education of Young Children (NAEYC)
The National Association for the Education of Young Children exists for the purpose of leading and consolidating the efforts of individuals and groups working to achieve healthy development and constructive education for all young children.

National Council of Teachers of English (NCTE) 
The National Council of Teachers of English is devoted to improving the teaching of English and the language arts at all levels of education.

National Education Association (NEA) 
The NEA is America's oldest and largest organization committed to advancing the cause of public education. Founded in 1857 in Philadelphia and now headquartered in Washington, D.C., NEA proudly claims more than 2.5 million members who work at every level of education, from pre-school to university graduate programs.

National Council of Teachers of Mathematics (NCTM)
For more than 75 years, NCTM members have taken the lead in changing mathematics education for the better.

American Alliance for Health, Physical Education, Recreation and Dance (AAHPERD)
The largest organization of professionals supporting and assisting those involved in physical education, leisure, fitness, dance, health promotion, and education and all specialties related to achieving a healthy lifestyle.

American Library Association
The American Library Association is the oldest and largest library association in the world, with more than 64,000 members. Its mission is to promote the highest quality library and information services and public access to information.

National Art Education Association (NAEA)
Promoting art education through Professional Development, Service, Advancement of Knowledge, and Leadership since 1947. NAEA is a non-profit, educational organization.

National PTA
National PTA is the largest volunteer child advocacy organization in the United States. A not-for-profit association of parents, educators, students, ...