5Haylock D W. A Framework for Assessing Mathematical Creativity in Schoolchildren [J]. Educational Studies in Mathematics, 1987, (18): 59-74.
6Silver E A, Mamona-Downs J, Leung S S, et al. Posing Mathematical Problems: An Exploratory Study [J]. Journal for Research in Mathematics Education, 1996, 27(3): 293-309.
7Robert F C. Problem Posing: An Opportunity for Increasing Student Responsibility [J]. Mathematics and Computer Education, 2004, 38 (1): 83-89.
8Nancy A G. A blueprint for problem posing [J]. School Science and Mathematics, 1998, (3): 448-456.
9Lyn D E. Children's Problem Posing within Formal and Informal Contexts [J]. Journal for Research in Mathematics Education, 1998, 29(1): 325-330.
10Gonzales, Nancy A. Problem Formulation: Insights from Student Generated Questions [J]. School Science and Mathematics, 1996, 96(3): 152-157.
