Schema instruction improves word-problem solving for students with mathematics difficulty (MD; e.g., Powell et al., 2015); however, prior research suggests that students need word-problem-specific language comprehension in addition to schema knowledge to build word-problem models (Fuchs et al., 2015, 2018). Students have general word knowledge…

The interaction hypothesis proposes that valid test accommodations benefit only those with disabilities. To evaluate this hypothesis, Grade 3 students with word decoding difficulties identified with dyslexia and average decoders were randomly assigned to take the same version of the Texas reading accountability assessment under accommodated and…