Anderson, Eva Strandmark2022-07-262022-07-261962-08https://hdl.handle.net/11299/229810A Paper Presented to the Faculty of the Graduate School, University of Minnesota, A Requirement for the Degree Master of Arts (Plan B), by Eva Strandmark Anderson, August 1962.en-USUniversity of Minnesota DuluthPlan Bs (project-based master's degrees)Master of ArtsMaster of Arts in Curriculum and InstructionDivision of Education and PsychologyThe Study of an Effective Method of Concept Building in Arithmetic in Primary GradesScholarly Text or Essay