Evaluation of existing criteria for judging the quality of science exhibits Harris H. ShettelPamela C. Reilly Articles Pages: 479 - 488
Equivalence of meaning among statements presented through various media James A. Anderson Articles Pages: 499 - 505
Use of a programed multiplication text under group-paced and individual-paced conditions Robert L. Crist Departments Pages: 507 - 513
Interaction of words and nonwordal stimuli in programed sequences of concept-formation tasks M. Daniel SmithA. Joyce Bolyard Departments Pages: 514 - 531