Wagner, Linda Kordis,2013-08-162013-08-161975http://hdl.handle.net/11244/3995vi, 100 leaves ;Rigidity (Psychology)Wechsler Intelligence Scale for Children.Education, Educational Psychology.Behavioral rigidity of normal and learning disabled students as measured by a modified version of the WISC, Coding B Subtest and by Raven's Standard Progressive Matrices /Thesis