With this issue we are ready to bind together a nother volume of THE ARITHMATIC TEACHER Throughout the year this journal has brought its readers various points of view on curriculum, teacher education, and a pproaches to the teaching of mathematics. It ha been a reporter, reporting the results of research in elementary-school mathematics, noting the implication of these studies for making decisions about the future of mathematics in our elementary schools. It has been a teacher through its pages on which various topics in mathematics were presented. It has served as a source of information about new research, ongoing experimental program, tested ideas to be used in the classroom, and reviews and listing of new books and other teaching materials.