“…Each problem has a maximum score of 12 points; that is, maximum of three points to be given for each fundamental question. They were scored by a modified version of the Analytic Problem Solving Rubric developed by Charles, Lester, and O'Daffer (1987) and Krulik and Rudnick (1998) which has been widely used in other problem solving research (Quinones, 2005;Rosli, Goldsby, & Capraro, 2013;Wittcop, 2008;Yeo, 2011).…”