Carle, Dorothy S.2017-04-202017-04-2019491949b147423787881996https://hdl.handle.net/2144/21616Thesis (Ed.M.)--Boston University, 1949. This item was digitized by the Internet Archive.en-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsA study of summer forgetting of fourth grade pupils in arithmeticThesis/Dissertation