The graded response model for two-stage testing was applied to an attitudes toward science scale using real-data simulation. The 48-item scale was administered to 920 students at a grade-8 equivalent in Singapore. A two-stage 16-item computerized adaptive test was developed. In two-stage testing an initial, or routing, test is followed by a…

Results from questionnaires administered to 296 gifted and mainstream eighth-graders from Singapore and clinical interviews found that regardless of academic ability, children "high" in practical intelligence displayed a heightened sense of self and a keener awareness of the hidden curriculum and larger goals of the school. (Contains…