Within the GDM there are numerous special interest groups concerned with different topics within mathematics education. These special interest groups include:
Empirische Bildungsforschung
Frauen und Mathematik
Geometrie
Grundschule
Hochschulmathematikdidaktik
Interpretative Forschung in der Mathematikdidaktik
Lehrerbildung
Mathematik in der beruflichen Bildung
Mathematik und Bildung
Mathematikgeschichte und Unterricht
Mathematikunterricht und Informatik
Mathematikunterricht und Mathematikdidaktik in Österreich
Mathematische Weiterbildung für Erwachsene
Mathematische Weltbilder
Problemlösen
Psychologie und Mathematikdidaktik
Schweiz-Liechtenstein
Semiotik, Zeichen und Sprache
Sokratischer Dialog
Stochastik in der Schule
Vergleichsuntersuchungen im Mathematikunterricht
Vernetzungen im Mathematikunterricht
Videobasierte Unterrichtsforschung
ISTRON Gruppe
All links to the website of each group can be found on .
Membership
Members generally work at universities or other scientific research groups, or are located in schools, though membership of the GDM is open to anyone interested in mathematics education. In 2011, one year's membership cost 60€ which includes multiple issues of members journals, plus the proceedings of the annual meeting.
Annual meeting
The society holds an annual meeting in Germany — the Tagung für Didaktik der Mathematik.
Journal publications
Mitteilungen der GDM
The members' journal Mitteilungen der GDM is published twice a year. The editor is Andreas Vohns, Klagenfurt, on behalf of the executive board.
Journal für Mathematik-Didaktik
The is the official organ of the GDM. Published quarterly, it contains original articles from all areas of mathematics education research and development. All articles are peer-reviewed by three anonymous referees. Decisions about the publication and modifications are made by the editorial board. Submissions are open to related sciences and neighbour sciences. All articles, however, are related to the teaching and learning of mathematics.
Conference proceedings
The GDM is responsible for the annual meeting of the society, the Tagung für Didaktik der Mathematik. The presentations of the conference are published in the series Beiträge zum Mathematikunterricht. The German proceedings were published until 2007 at Verlag Franzbecker and can be ordered online. Starting 2008, they are published by WTM-Verlag, Münster and are available online. Starting with the 2005 proceedings an electronic version can be found .