Jacobs, John William2016-01-072016-01-0719491949b1474790xhttps://hdl.handle.net/2144/13850Thesis (Ed.M.)--Boston University This item was digitized by the Internet Archive.en-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsAn experiment in the teaching of plane geometry comparing the formal method with the informal methodThesis/Dissertation