Noticing relationships between similar things and developing rules for treating things the same or differently, based on characteristics like color, size, shape, and texture provides the basis of beginning mathematics learning. Based on the view that teachers and parents of young children should provide children with age-appropriate words,…

Stressing the importance of collective efforts among families, early childhood care and education programs, communities, and policymakers in supporting the learning and development of children, this resource guide provides a framework for understanding and communicating a common set of developmentally appropriate expectations for young children…