JOURNAL OF APPLIED BEHAVIOR ANALYSIS, vol.43, no.4, pp.717-721, 2010 (SSCI)
The present study compares the effects of providing choice between activities or between materials for completion of activities on the on-task behavior of 4 boys with autism spectrum disorders Results showed that the participants displayed higher levels of on-task behavior during the choice conditions than in the no-choice condition However the type of choice opportunity did not seem to have a differential effect