AAHPERD “is 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. AAHPERD is an alliance of five national associations and six district associations and is designed to provide members with a comprehensive and coordinated array of resources, support, and programs to help practitioners improve their skills and to further the health and well-being of the American public.”

The nation's premiere adult education organization dedicated to being the leading source in the field of adult learning. Individual members and affiliate organizations encompass each state and more than 40 countries. AAACE publishes two of the nation's leading periodicals in adult education and learning: Adult Learning and the Adult Education Quarterly.

With almost 5,500 members, the AATG is for teachers of German at all levels of instruction, as well as all those interested in the teaching of German. The mission of the AATG is based on the belief that bringing the language, literatures, and cultures of the German-speaking world to all Americans is a vital humanistic endeavor which serves essential national interests.

The primary goal of AAPT is “dissemination of the knowledge of physics, particularly by way of teaching.” AAPT conducts meetings, hosts and supports workshops, conferences, and symposia to promote professional development and knowledge sharing. Its web site includes links to teaching resources in physics.

“The mission of the American Association of School Administrators is to support and develop effective school system leaders who are dedicated to the highest quality public education for all children.. . . . AASA members advance the goals of public education and champion children’s causes in their districts and nationwide.”

The AFT is an affiliated union of the American Federation of Labor-Congress of Industrial Organizations. It represents the economic, social, and professional interests of classroom teachers. This web site provides information about teacher salaries, legislative activity, and public education policies.

The AHA is a nonprofit membership organization founded in 1884 and incorporated by Congress in 1889. “As the largest historical society in the United States, the AHA provides leadership and advocacy for the profession, fights to ensure academic freedom, monitors professional standards, spearheads essential research in the field, and provides resources and services to help its members succeed. The AHA serves more than 14,000 history professionals, representing every historical period and geographical area.”

The Association of American Educators is the largest national, non-union, professional teacher association, offering educators an alternative to partisan politics and non-educational agendas of the teacher labor unions.

The Association of Teacher Educators was founded in 1920 and is devoted solely to the improvement of teacher education both for school-based and post secondary teacher educators. ATE members represent over 700 colleges and universities, over 500 major school systems, and the majority of state departments of education.

The organization supports and promotes the teaching of computer science and other computing disciplines for K-12 teachers and students. The site has information on curricula, professional development, teacher certification, and research.

“The Educational Theatre Association and its International Thespian Society branch have been working since 1929 to honor excellence among students of theatre and support the work of theatre educators.” Originally focused on theatre in high schools, EdTA has in recent years expanded its membership to include students and teachers in middle schools, and college students preparing for careers in theatre education

ITEA is the professional organization for technology, innovation, design, and engineering educators. It is the largest such organizations at the K-12 levels. Its mission is to promote technological literacy for all by supporting the teaching of technology and promoting the professionalism of those engaged in this pursuit. Its web site resources segment includes information and has links from elementary schools, middle schools, and high schools.

“The mission of Music Teachers National Association is to advance the value of music study and music making to society and to support the professionalism of music teachers.” The association maintains two subsidiary programs: one which promotes professionalism through certification and the other which provides funds to students and teachers to support musical interests (MTNA Professional Certification Program and the MTNA Foundation Fund).

“NASPE is the preeminent national authority on physical education and a recognized leader in sport and physical activity. NASPE is a non-profit professional membership association that sets the standard for practice in physical education and sport. Its 16,000 members include K-12 physical education teachers, coaches, athletic directors, athletic trainers, sport management professionals, researchers, and college/university faculty who prepare physical activity professionals. It is the largest of the five national associations that make up the American Alliance for Health, Physical Education, Recreation and Dance (AAHPERD).”

The NAEA was formed in 1947 with a goal to promote art education through Professional Development, Service, Advancement of Knowledge, and Leadership. NAEA is a non-profit, educational organization. The organization is comprised of not only art educators but publishers, manufacturers, students, parents and schools—anyone who is concerned about the quality art in schools.

NABE is devoted to representing both English language learners and bilingual education professionals. It supports professional development opportunities for its members. Its web site includes the posting of jobs for elementary school and secondary school teachers in bilingual education.

The National Association of Biology Teachers empowers educators to provide the best possible biology and life science education for all students. “To date, more than 9,000 educators have joined NABT to share experiences and expertise with colleagues from around the globe; keep up with trends and developments in the field; and grow professionally.”

This organization web site includes this segment for teachers. The “NAEYC is especially focused on providing resources and support for teachers and administrators in early childhood programs.” The segment on teachers includes programs supporting teachers and administrators, and information resources. Among the resources are information on helping children after a disaster, and using research on early childhood development and education.

This association advocates and supports both elementary and middle level principals. It provides information on advocacy, publications, career development and other topics pertinent to principals at this level.

This association’s goal is to advance music education and guarantee the opportunity to learn music and share in musical experiences.

“The National Association of School Psychologists represents and supports school psychology through leadership to enhance the mental health and educational competence of all children.” This site includes resources for students, parents and educators on topics such as counseling, assessment and behavior and bullying.

“In existence since 1916, the National Association of Secondary School Principals (NASSP) is the preeminent organization of and national voice for middle level and high school principals, assistant principals, and aspiring school leaders from across the United States and more than 45 countries around the world. The mission of NASSP is to promote excellence in school leadership.”

“The NBEA is the nation’s largest professional organization devoted exclusively to serving individuals and groups engaged in instruction, administration, research, and dissemination of information for and about business.”

The National Catholic Educational Association (NCEA) is a professional membership organization that provides leadership, direction and service to fulfill the evangelizing, catechizing and teaching mission of the Catholic Church. It is “the largest private professional education organization in the world, representing 200,000 Catholic educators in Catholic elementary and secondary schools, in religious education programs, in seminaries and in colleges and universities.”

NCSS defines social studies as "the integrated study of the social sciences and humanities to promote civic competence." NCSS engages and supports educators in strengthening and advocating social studies. With members in all the 50 states, the District of Columbia, and 69 foreign countries, NCSS serves as an umbrella organization for many different organizations all related to social studies.

The National Council of Teachers of English is devoted to improving the teaching and learning of English and the language arts at all levels of education. “NCTE has over 60,000 members and subscribers in the United States and other countries. Individual members are teachers and supervisors of English programs in elementary, middle, and secondary schools, faculty in college and university English departments, teacher educators, local and state agency English specialists, and professionals in related fields.”

“The National Council of Teachers of Mathematics is a public voice of mathematics education, providing vision, leadership and professional development to support teachers in ensuring equitable mathematics learning of the highest quality for all students.”

The National Education Association promotes public education at all levels. For educators and members, its web site highlights subjects such as: in the classroom (lesson ideas, classroom management, works4me, and teaching experience); professional development (finding a job, mentoring, and national board certification); and grants and resources (grants and awards, web resources, and books and television).

“Since its inception in 1973, National Middle School Association (NMSA) has been a voice for those committed to the educational and developmental needs of young adolescents. NMSA is the only national education association dedicated exclusively to those in the middle level grades.” Composed of over 30,000 members, “NMSA welcomes and provides support to anyone interested in the health and education of young adolescents.”

The NSTA promotes science education. Its web site provides journal articles, lesson plans, seminars in which teachers can interact with experts from the NSTA, National Oceanic and Atmospheric Administration, Food and Drug Administration, National Science Foundation, and National Science Digital Library community. Online subjects of the web site include earth and space science, physical science, and life science.

The NTA is a nonprofit member serving association. The NTA was formed in 1992 and currently represents over 5000 tutors and tutorial administrators across the United States and internationally.