This study applied multilevel modeling to examine the relationship between the percentage of children with mild/moderate disabilities in classrooms and children's language and literacy achievement over an academic year. The sample included 516 preschool children (mean age = 52.3 months, SD = 6.3) in 75 classrooms; 42% of the children had…

The prevalence of struggling readers by third grade nationwide is estimated at one in three. Reports trace the roots of this problem to early childhood and the opportunity to learn language and early literacy skills at home and in preschool. Reports also indicate that one-size-fits-all preschool language and literacy instruction is beneficial for…

Associations among children's writing and alphabetic skills were examined in a sample of 502 prekindergarten children who were at risk of academic failure because they came from poor families, spoke a language other than English at home, or had an identified disability. In this sample of children at risk of school failure, 16% had an identified…