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2 Carpenter, T. P., "Thinking mathematically: Integrating arithmetic & algebra in elementary school" Heinemann 2003
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5 Ding, M., "Teaching early algebra through example-based problem solving" Routledge 2021
6 Cai, J., "Teachers as redesigners of curriculum to teach mathematics through problem posing: Conceptu-alization and initial findings of a problem-posing project" 53 : 1403-1416, 2021
7 Goldin, G. A., "Task variables in mathematical problem solving" Franklin Institute Press 1984
8 Cai, J., "Supporting teachers to teach mathematics through problem posing: An early-stage longitudinal study [NSF Grant Proposal]"
9 Stein, M. K., "Second hand-book of research on mathematics teaching and learning" Information Age 319-369, 2007
10 Silver, E. A., "Problem-posing research in mathematics education: Looking back, looking around, and looking ahead" 83 : 157-162, 2013
1 Smith, M. S., "Transforming mathematics instruction: Multiple approaches and practices" Springer 311-333, 2014
2 Carpenter, T. P., "Thinking mathematically: Integrating arithmetic & algebra in elementary school" Heinemann 2003
3 Leung, S. S., "The role of task format, mathematics knowledge, and creative thinking on the arithmetic problem posing of prospective elementary school teachers" 9 (9): 5-24, 1997
4 Loveless, T., "The misplaced math student: Lost in eighth-grade algebra. The 2008 Brown Center report on American education" Brown Center on Education Policy at Brookings 2008
5 Ding, M., "Teaching early algebra through example-based problem solving" Routledge 2021
6 Cai, J., "Teachers as redesigners of curriculum to teach mathematics through problem posing: Conceptu-alization and initial findings of a problem-posing project" 53 : 1403-1416, 2021
7 Goldin, G. A., "Task variables in mathematical problem solving" Franklin Institute Press 1984
8 Cai, J., "Supporting teachers to teach mathematics through problem posing: An early-stage longitudinal study [NSF Grant Proposal]"
9 Stein, M. K., "Second hand-book of research on mathematics teaching and learning" Information Age 319-369, 2007
10 Silver, E. A., "Problem-posing research in mathematics education: Looking back, looking around, and looking ahead" 83 : 157-162, 2013
11 National Council of Teachers of Mathematics., "Principles and standards for school mathematics" Author 2000
12 Silver, E. A., "On mathematical problem posing" 14 (14): 19-28, 1994
13 RAND Mathematics Study Panel., "Mathematical proficiency for all students: A strategic research and development program in mathematics education" U. S. Department of Education 2003
14 Singer, F. M., "Mathematical problem posing: From research to effective practice" Springer 2015
15 Cai, J., "Mathematical challenges for all" Springer
16 Cai, J., "Learning to teach through mathematical problem posing: Theoretical considerations, methodol-ogy, and directions for future research" 102 : 101391-, 2020
17 Bryk, A. S., "Learning to improve: How America’s schools can get better at getting better" Harvard Education Press 2015
18 Illustrative Mathematics, "Illustrative mathematics grade 8, unit 3.1 – teachers"
19 Xu, H., "Fostering the development of students’ thinking in teaching Using Letters to Represent Quantitative Rela-tionship through collaborative learning and problem posing" 2020 (2020): 14-16, 2020
20 Russell, S. J., "Early algebraization: A global dialogue from multiple perspectives" Springer 43-69, 2011
21 Empson, S. B., "Early algebraization: A global dialogue from multiple perspectives" Springer 409-428, 2011
22 Cai, J., "Early algebraization: A global dialogue from multiple perspectives" Springer 25-41, 2011
23 Blanton, M., "Early algebraization: A global dialogue from multiple perspectives" Springer 5-23, 2011
24 National Council of Teachers of Mathematics, "Curriculum and evaluation standards for school mathematics" Author 1989
25 Lloyd, G. M., "Compendium for research in mathematics education" National Council of Teachers of Mathematics 824-852, 2017
26 Stephens, A. C., "Compendium for research in mathematics education" National Council of Teachers of Mathematics 386-420, 2017
27 National Council of Teachers of Mathematics., "Catalyzing change in middle school mathematics: Initiating critical conversations" Author 2020
28 Kontorovich, I., "An exploratory framework for handling the complexity of stu-dents’ mathematical problem posing in small groups" 31 (31): 149-161, 2012
29 Chen, T., "An elementary mathematics teacher learning to teach using problem posing: A case of the distribu-tive property of multiplication over addition" 102 : 101420-, 2020
30 Cai. J., "An analysis of problem-posing tasks in Chinese and U. S. elementary mathematics textbooks" 15 (15): 1521-1540, 2017
31 Kaput, J. J., "Algebra in the early grades" Lawrence Erlbaum/Taylor & Francis Group,National Council of Teachers of Mathematics 5-17, 2008
32 Cai, J., "Algebra and algebraic thinking in school mathematics" NCTM 169-180, 2008
33 Stephens, A. C., "A learning progression for elementary students’ functional thinking" 19 (19): 143-166, 2017