We investigate the effects of age-related factors and formal instruction on the development of reading-related skills in children aged 4 and 7 years. Age effects were determined by comparing two groups of children at the onset of formal schooling; one aged 7 (later-schooled) and one aged 4 (earlier-schooled). Schooling effects were measured by…

The relationship of age and developmental differences to modeling and motor skill development were examined. Comparisons of the observational learning patterns of four- and five-year-old children and of seven- and eight-year-olds suggest that their physical and cognitive capacities call for different instructional strategies. (Author/PP)

A two-year study randomly assigned children (K-grade 2) with advanced mathematical skills (n=276) to two groups, an intervention group reflecting a constructivist approach or a control. Boys gained more than girls on quantitative and visual-spatial measures in the control, whereas the intervention group made greater gains in quantitative measures…