A teacher may say, "I have twenty years of experience,"
but just what does it mean? This study suggests explanations
for the meaning of "Experience," not by looking at the number
of years in a classroom, but at what teachers did in those
years that could make the teaching experience...
This study assessed the influence of three history of science (HOS) courses on college students and preservice science teachers' conceptions of the nature of science (NOS), and examined whether participants who entered the investigated HOS courses with a conceptual framework consistent with current NOS views achieved more elaborate NOS understandings....