Reports that people who are predominantly left-handed apparently are able to withstand moderate brain damage with relatively few of the motor problems observed in right-handed victims of brain damage. Other brain-related differences between left- and right-handed individuals are also noted. (JN)

Indicates that spatial ability describes a variety of different behaviors and briefly reviews efforts to define intelligence factors and identify processes involved in solving tasks requiring spatial ability. (DS)

Toy playing habits, spatial abilities, and science and mathematics achievement of children aged 3 through 13 appear to be sex typed. Males play with a wider variety of toys, exhibit superior spatial skills, and maintain greater science and mathematics achievement scores than females. (PS)

This study applied meta-analysis techniques to the gender studies cited by Maccoby and Jacklin and assessed the magnitude of cognitive gender differences. Results indicated that gender differences in verbal, quantitative, and visual-spatial ability were very small. (Author/APM)

The purpose of this report is twofold. The first is to deliver an accurate portrayal of students' achievement in geometry and measurement as gleaned from the results of the 1986 Massachusetts Educational Assessment Program (MEAP). The second is to provide K-12 teachers of mathematics with activities that have proven to be helpful in encouraging…