The KeyMath-3 DA is an individually administered measure of key math concepts and skills. It was developed to be aligned with the National Council of Teacher of Mathematics Principles and Standards for School Mathematics and Focal Points.
Purchasing requires Pearson Qualification Level B
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Kits start at $498
Burgoyne, K., Witteveen, K., Tolan, A., Malone, S., & Hulme, C. (2017). Pattern understanding: Relationships with arithmetic and reading development. Child Development Perspectives, 11(4), 239-244. https://doi.org/10.1111/cdep.12240
Rosli, R. (2011). Test Review: KeyMath-3 Diagnostic Assessment: Manual Forms A and B. Journal of Psychoeducational Assessment, 29(1), 94–97. https://doi.org/10.1177/0734282910370138