Two studies involving three adolescents with severe emotional disturbance/behavior disorders and learning difficulties examined effects of problem difficulty and reinforcer quality upon time allocated to two sets of arithmetic problems. Results have implications for understanding the effects of problem difficulty and reinforcer quality on behavior…

Resource teachers' and regular teachers' ratings for 32 elementary-level learning-disabled (LD) students were compared to identify teachability characteristics and behaviors. Though the two groups of teachers did not note differences in problem behaviors of the same LD child in different settings, differences in cognitive/motivational and…