1. Self direction in the classroom;Biemiller,1989
2. Validating a common-ceiling model of short-term memory growth: Consonant spans in young children;Bleiker,1991
3. The development of empathic cognition in early and middle childhood;Bruchkowsky,1992
4. Validation of a neo-Piagetian capacity construct;Case;Journal of Experimental Child Psychology,1972