Establishes a Kenyan standardization of the Raven's Coloured Progressive Matrices (RCPM), a nonverbal instrument widely used to assess academic aptitude in young children. Data was gathered from a sample of 1,370 children between the ages of 6 and 10 years. Using the current data, the RCPM appears to be a reliable and valid instrument for use in screening Kenyan children. (Contains 16 references and 5 tables.) (GCP)