Students with an autism spectrum disorder (ASD) are being educated in general education content classrooms that use lessons directed to whole groups of students which limit use of visually presented material. For some students with ASD, having limited visual support hinders their abilities to process and comprehend material. Research shows…

This study evaluated the effects of progressive time delay (PTD) to teach four elementary students with intellectual disability on how to self-instruct using a video activity schedule. A single-case multiple probe across participants design with a multiple probe across environments design for each participant was used to assess the generalization…