Background: Historically, significant advances in scientific understanding have followed advances in measurement and observation. As the resolving power of an instrument increased, so have gains in the understanding of the phenomena being observed. Modern interactive systems are potentially the new "microscopes" when they are…

This study sought to discern the extent to which a sample of talented math and science students displayed domain-relevant skills possessed by those expertly trained in history. Subjects' experiences varied in terms of their exposure to primary source materials. The students were presented with five different kinds of documents related to the…