“…• Positive impact on students' understanding of the nature of science and scientific inquiry (Bell et al, 2003;Kimbrough, 1995) as well as scientific reasoning (Gerber et al, 2001). • Encouraging students' interest and motivation in science, by helping them to develop a sense of scientific appreciation and literacy as well as an awareness of possible career opportunities in science (Atwater, Colson, & Simpson, 1999;Dyamond, Goodrum, & Kerr, 1990;Falk, 1983;Gibson & Chase, 2002;Harvey, 1951;Helm, Parker, & Russell, 1999;Richmond & Kurth, 1999).…”