The GMADE™ (Group Mathematics Assessment and Diagnostic Evaluation) is a diagnostic mathematics test that measures individual student skills in the main areas of math, and helps K-12 educators pinpoint areas where students need instruction. The assesmsent aligns with standards by the National Council of Teachers of Mathematics (NCTM) and can be used for growth monitoring, strengths and areas for improvement identification, and student placement.
$5.25 per student subscription per school year (unlimited administrations); GMADE Technical Manual (All Levels) $41.25.
Access and Use
Jitendra, Asha K.; Harwell, Michael R.; Karl, Stacy R.; Im, Soo-hyun; Slater, Susan C. (2018). A Multi-State Study Investigating the Generalizability of a Schema-Based Instructional Approach to Proportional Problem Solving. Society for Research on Educational Effectiveness
Jitendra, Asha K.; Harwell, Michael R.; Karl, Stacy R.; Slater, Susan C.; Simonson, Gregory R.; Nelson, Gena. (2016). A Replication Study to Evaluate the Effects of Schema-Based Instruction on Middle School Students' Proportional Problem-Solving Performance. Society for Research on Educational Effectiveness
Jitendra, A. K., Harwell, M. R., Dupuis, D. N., Karl, S. R., Lein, A. E., Simonson, G., & Slater, S. C. (2015). Effects of a Research-Based Intervention to Improve Seventh-Grade Students’ Proportional Problem Solving: A Cluster Randomized Trial. Journal of Educational Psychology, 107(4), 1019–1034. https://doi.org/10.1037/edu0000039
Group Assessment and Diagnostic Evaluation. (n.d.). Retrieved July 9, 2019, from Center on Response to Intervention website: https://rti4success.org/group-assessment-and-diagnostic-evaluation-grou…