A study of 104 students (ages 16 to 22) with mental retardation (n=32), learning disabilities (n=34), or no disabilities (n=38) examined variables that contribute to perceptions of self-determination and increased student motivation. The students with disabilities were found to have more of an external locus of control orientation. (CR)

Causal attributions for success and failure in science, mathematics, and English were studied with intellectually gifted secondary school students (n=30) and their nongifted siblings (n=32). For success in science, siblings had significantly higher effort and strategy attribution scores, and lower task easiness attribution scores than did gifted…