B. F. Skinner's influence on various applications of psychology in education has been greater than J. R. Kantor's, the founder of interbehaviorism. However, the field of education might benefit from a greater input of Kantorian, as opposed to Skinnerian, theory. Policymakers, administrators, and teachers have failed to totally adopt Skinner's…

Experiments to probe the nature of one mode of thinking, imagined spatial operations, have been devised. Results confirm that the mind can model physical processes, subjecting them to the geometric constraints that hold in the external world. The experimental work and implications are discussed in detail. (MNS)