The items in this collection are the theses and dissertations written by students of the Teacher Development Program. Some items may be viewed only by members of the University of Missouri System and/or University of Missouri-Columbia. Click on one of the browse buttons above for a complete listing of the works.

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  • Vocal agility in the male adolescent changing voice 

    Hook, Sally, 1951- (University of Missouri--Columbia, 2005)
    This study was designed to investigate agility in adolescent changing voice males. Participants (N = 58), 11.5 to 15.9 years old, were from six Midwestern schools. The boys had varied experience in school and/or community ...