In the following technical report, we present evidence of the technical adequacy of the easyCBM[R] math measures in grades K-2. In addition to reliability information, we present criterion-related validity evidence, both concurrent and predictive, and construct validity evidence. The results represent data gathered throughout the 2009/2010 school…

Purpose: This study asked if children's performance on language tests reflects different dimensions of language and if this dimensionality changes with development. Method: Children were given standardized language batteries at kindergarten and at second, fourth, and eighth grades. A revised modified parallel analysis was used to determine the…

In this study we investigated relationships between convergent and divergent thinking with an emphasis on fluency, originality, flexibility and elaboration in the mathematical domain. A related purpose was to examine relationships between problem types in mathematical tasks. The math section of a performance-based assessment was used to assess 857…