In connection with the first simulation exercise of the Council of Europe's EUDISED project carried out in the field of research and development in education, national agencies were asked to provide 5-page reports on completed research and pilot projects. The Netherlands report covers 12 projects, providing for each the theme, project team, background and aims, present status, recommendations, and bibliographies. Topics covered include an inventory and analysis of problems related to lowering the nursery school age; designing and testing a compensatory preschool program; development of objectives of modern math instruction; the task of the teacher in secondary education; educational system construction; and creativity and cognitive style of students in postsecondary schools. (SK)