This paper reports the performance of 30 rising seventh-grade girls on a task in which they were asked to order four fractions from least to greatest. Less than three-fifths attained correct answers. The performance gap was widest between students who attended Title I schools and those who did not, the latter being much more likely to attain…

The Peterson Proactive Developmental Attention (PPDA) model offers a framework for affective curriculum for gifted children and adolescents and for both formal or informal interaction with individuals. The model was developed in authentic clinical and educational settings in response to perceived needs but was also informed by considerable…

Understanding the development of pro-environmental behavioral intentions and behaviors remains one of the greatest challenges for environmental educators worldwide. Using the Elaboration Likelihood Model as a theoretical foundation, we developed surveys to evaluate the influence of the Great Smoky Mountains National Park Junior Ranger program on…

Generalization refers to the extension of learned behaviours to novel conditions, and it is one of the criteria by which the effectiveness and efficiency of a remediation programme may be judged. This article extracts principles of generalization from the treatment literature, and provides examples of how this information may be used to help guide…