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Morano, Stephanie; Flores, Margaret M.; Hinton, Vanessa; Meyer, Jillian – Exceptionality, 2020
This study compares the effects of a concrete-representational-abstract (CRA) intervention against a modified CRA-Integrated (CRA-I) intervention using a pretest-posttest design with random assignment of matched pairs to intervention conditions. The researchers designed both interventions to improve participants' understanding of and ability to…
Descriptors: Students with Disabilities, Intervention, Mathematical Concepts, Concept Formation