Examines recent data on sex-related differences in science and mathematics achievement, discussing meta-analyses findings on attitudes, career choice, life/physical science preferences, and motivation. Indicates that spatial visualization appears to be very important and that girls more often attribute success to luck rather than skill. (DH)

Upholds the importance and need for including visuo-spatial skill exercises in science lessons. Provides suggestions for improving students' visualization skills and reviews the approaches that have been successful with students who were poor in visual skills. (ML)