- 
              
            251
 - 
              
            252
The use of visual supports in problem solving its effects on student achievement
Published 1979Thesis - 
              
            253
 - 
              
            254
 - 
              
            255
 - 
              
            256
 - 
              
            257
The application of mathematics to social studies instruction in the high school
Published 1978Thesis - 
              
            258
 - 
              
            259
 - 
              
            260
 


