Katherine E. Simpkins

发表

Tactual Discrimination of Shapes

Katherine E. Simpkins, 1979 .

Development of the Concept of Space.

Katherine E. Simpkins, 1979 .

Tactual Discrimination of Household Objects

Katherine E. Simpkins, 1979 .

The Reasoning, Moral Judgment, and Moral Conduct of the Congenitally Blind. Final Report.

B. Stephens, Katherine E. Simpkins, 1974 .

Development of the Concept of Spoce

Katherine E. Simpkins, 1979 .

The Blind Child's Construction of the Projective Straight Line

Anthony J. Siegel, Katherine E. Simpkins, 1979 .