We examined instructional processes in classrooms where students with and without disabilities received mathematics instruction to understand the relationship among key instructional process variables and achievement as measured by interim and end-of-year summative assessments. Teachers (N = 78) completed instructional logs daily and administered…

In the 1992-93 school year, the 13th year of the Arizona Pupil Achievement Testing Program, the State Board of Education mandated testing at grades 4, 7, and 10. The Iowa Tests of Basic Skills (ITBS) were administered to grades 4 and 7 and the Tests of Achievement and Proficiency (TAP) at grade 10. Pupil scores are reported by subject, subtest,…