Algebra is the foundational mathematics course that students take as they begin their high school career and is often difficult for the average learner. In order for students with disabilities and those with mathematics difficulties to meet the high expectations of future mathematical courses, providing quality instruction by implementing…

Introduction: This article demonstrates the effectiveness of the use of routine-based instruction for teaching sensorimotor-stage object-perception skills to students who have visual impairments (i.e., blindness or low vision) and severe intellectual disabilities. Method: Classroom teachers documented progress toward achievement of object…