Summarizes school readiness and retention research issues, including youngest first graders' performance, entrance age policies, voluntary decisions to wait an extra year, assessment of children's readiness, and the negative effects of kindergarten and first-grade retention. Concludes that age disadvantages are seldom serious and usually disappear…

Proposes a theoretical model of cognitive development and applies this model to the secondary analysis of two large-scale studies which focus on the acquisition of formal operational schemata by adolescents in the United States and Israel. Results support the "unity" hypothesis of cognitive development that the various schemata of formal…

Research that bears on the issue of school entry policies is summarized in this report. The focus is on the age children should be to enter kindergarten and the potential benefits of delaying school entry for all or some children. The research reviewed uses three methodologies: (1) comparing outcomes for children who have delayed entry by a year…

Interactive media have come of age. The range of interactive entertainment products, intended to be used by children in and out of school settings is growing: CD-ROMs, computers, the Internet, video games (for a variety of handheld and console platforms), interactive toys (including educational talking books), and a variety of wireless software…