Herber, Harold L.2016-04-072016-04-0719591959b14641409https://hdl.handle.net/2144/15543Thesis (Ed.D.)--Boston University.en-USBased on investigation of the BU Libraries' staff, this work is free of known copyright restrictionsReading comprehensionThought and thinkingAn inquiry into the effect of instruction in critical thinking upon students in grades ten, eleven and twelveThesis/Dissertation