In view of the perceived difficulty of organic chemistry unit for high schools students, this study examined the usefulness of concept mapping as a testing device to assess students' difficulty in the select areas. Since many tests used for identifying students misconceptions and difficulties in school subjects are observed to favour one or the…

Girls consistently out perform boys in mathematics in Hawai'i. Starting from the premise that literacy is a prerequisite for mathematics learning, a causal model was proposed to account for gender differences in mathematics on multiple choice (MC) and constructed response (CR) items in conjunction with the effects of reading and writing. Two…