Although basing instruction on learning trajectories (LTs) is often recommended, there is little direct evidence regarding the premise of a LT approach--that instruction should be presented (only) one LT level beyond a child's present level. We evaluated this hypothesis in the domain of early shape composition. One group of preschoolers, who were…

Although basing instruction on learning trajectories (LTs) is often recommended, there is little direct evidence regarding the premise of an LT approach--that instruction should be presented (only) one LT level beyond a child's present level. We evaluated this hypothesis in the domain of early shape composition. One group of preschoolers, who were…

Investigators have addressed elementary practitioners' perspectives concerning the concept of curriculum development and children's learning; however, much less information is available on prekindergarten practitioners' perspectives of curriculum for at-risk prekindergarten students. This basic qualitative study explored prekindergarten…

This report describes the background, program implementation, student development evaluation, and recommendations for the SuperStart program of New York City. SuperStart, a comprehensive integrated prekindergarten program, is designed to provide a developmentally appropriate learning environment to enhance the cognitive, social, physical,…

This report describes the background, program implementation, student development evaluation, and recommendations of SuperStart Plus, in New York City. SuperStart Plus, a comprehensive integrated prekindergarten program that serves general education and special education children in the same classroom, is designed to provide a developmentally…