Science education has moved from the traditional lecture-and-demonstration model toward a student inquiry model. Inquiry activities allow students to discover many relationships of science for themselves. However beneficial this shift may be, former assessment methods used in the traditional model may no longer effectively determine student…

Current reform documents place a strong emphasis on students' understandings of the nature of science (NOS). Interestingly, the importance of this educational outcome is not new and has been agreed upon as important by most scientists and science educators for the past 100 years. Despite numerous attempts, including the major curricular reform…