Abdi. H. (2004). Investigate the educational problems of multi-grade classes. Report of the research project of the Azerbaijan Education Organization.
Aghazadeh. M., and Fazli. R. (2010). Teaching Guide in Multi-Grade Classrooms. Ayizh Publications. [In Persian].
Anari Nejad. A., and Reyhanpour. M. (2015). Management and curriculum planning of multi-grade classes "(according to the title of Farhangian University and approved by the Ministry of Science. Research and Technology). University Press. [In Persian].
Azizi. N., and Panahi. Kh. (2013). Comparison of academic achievement of second grade elementary students in multi-grade classes with normal school students in Persian language skills. Teaching and Learning Research. 20 (3): 194-179. [In Persian].
Brown. S. C. (1998). Learning Across the Campus: How College.
Burke. J. (Ed.). (2005). Competency based education and training. Routledge.
Cornish. L., and Jensen. V. (2006). Multi-grade teaching: A tool for getting girls into school. In Reaching EFA through multi-grade teaching: Issues. contexts and practices. Kardoorair Press.
Danaeifard. H. (2017). Multi-Grade Classroom Research Studies. Journal of Multi-Grade Classroom Pathology. 257. [In Persian].
Ezzati. Kh. (2020). A study of teaching methods and strategies in multi-grade classes with emphasis on self-directed learning method. Quarterly Journal of Management Research in the Islamic World: 2 (2): 61-90. [In Persian].
Faraji. A. (2000). Assessing the educational quality of multi-grade elementary school classes. Research project report. East Azerbaijan Education Organization. [In Persian].
Fazli. R. (2003). Teacher. Classroom - Newly Old Teacher Development Magazine. 179: 50-52. [In Persian].
Hirsch. W. Z.. Segelhorst. E. W., and Marcus. M. J. (1964). Spillover of public education: costs and benefits. University of California.
Khademi. S. (2017). Manage multi-grade classes. Studies in Psychology and Educational Sciences.24: 156-145. [In Persian].
Kiai. F. (2003). An Introduction to Multilevel Classes in Teacher Development Magazine. 236. 14-16. [In Persian].
Little، A (2008). "Education for All and Multigrade Teaching :Challenges and Opportunities. Compare": A Journal of Comparative and International Education، 38 (4):505 – 507.
Madadi Imamzadeh, Z. (2004) Comparison of social skills. self-esteem and academic achievement between students (boys and girls) of multi-grade and regular classes in the elementary school of the 2003-2004 academic year. Master's thesis. Department of Psychology. Faculty of Psychology and Educational Sciences. Tehran Teacher Training University. [In Persian].
Makosana. C., and Kapisa. M. (2007). Multi-Learning Tutorial. Translated by Muharram Aghazadeh. Ayizh Publications. [In Persian].
Manjula. V. (2006). Adapting the primary mathematics curriculum to the multigrade classroom in rural Sri Lanka. EDUCATION FOR ALL AND MULTIGRADE TEACHING: 127-153.
Masello، P. (2014)." Possibilities and Challenges of Teaching Reading in a Multi-Grade Classroom". Mediterranean Journal Sciences MCSER Publishing، Rome-Italy of Social.5(15):359-365.
McMahon.W. (2011). Spillover Effects and Option Value in Education. College of Commerce and Business Administration University of Illinois at UrbanaChampaign.
Mileng. K., and Lipu.J. (2002). Module MG.3 Teaching in the Multigrade Classroom. Australian Agency for International Development.
Mir Shafiee. S. D. (2015). A special situation called multilevel (teaching method in multilevel classes in elementary school). Tehran: The growth of thought. [In Persian].
Momeni. Farshad., and Farzaneh. Ch. (2012). The Institutional Position of Basic Education in Knowledge-Based Development. Quarterly. Policy. Science and Technology. 2 (1): 67-80. [In Persian].
Okamoto. Y. (2020). Opportunities and Challenges in Multigrade Teaching Using Direct and Indirect Teaching Methods with Zurashi and Watari Approaches in the Philippines: Kagay-Anon Ria Schools Experiences (SSRN Scholarly Paper No. ID 3652738). Social Science Research Network. Rochester. NY.
Pat Pridmore. (2007). "Adapting the primary‐school curriculum for multigrade classes in developing countries: a five‐step plan and an agenda for change،" Journal of Curriculum Studies، 39:5، 559-576، DOI: 10.1080/00220270701488093.
Pridmore.P., and.Son Vu. W.T. )2006(.Adapting the curriculum for teaching Health in multigrade classes in vientnam. In Little. A.W.(ed.). Education for all and multigrade teaching: challenges and opportunities. Dordrecht: Springer. Pp 169- 191.
Rabbani Golpayegani. A. (2002). Edmund Husserl Phenomenology and Hermeneutics. Islamic Theology. 42. [In Persian].
Rezaei. (1999). Planning. teaching and managing multi-grade classes. in the associate degree of teacher training. Iran Publishing Company. [In Persian].
Salehi. Z. (2001). Comparison of teachers 'efficiency and effectiveness and students' academic success in multi-grade classes. report of the research project of the Azerbaijan Education Organization. [In Persian].
Samadian. S. (2008). Comparing the educational status of multi-grade classes with singlegrade classes. Research project report. East Azerbaijan Education Organization. [In Persian].
Samadian. Sd. (2017). Curriculum planning for multi-grade classes. Tehran: Molyan Scent Emission. [In Persian].
Seban.D. (2015). Development of preservice identities: learning from a multigrade classroom practicum context. Journal of Education for Teaching.41(1):19-36.
Sepahvand. A. (2017). Teaching strategies in multi-grade classes: space arrangement. teacher assistant. importance to sports and art courses. International Conference on Social Sciences. Education. Humanities and Psychology. [In Persian].
Seyed Kalan. S. M., and Heidari. A. (2020). Evaluation of management of multi-grade classrooms in primary schools from the perspective of educational leaders. Dynamics in educational sciences and counseling. 6 (13): 1-18. [In Persian].
Shamsi. E., and Eftekhari. H. (2020). Multi-grade classes; challenges. shortcomings. solutions. the first national conference on applied research in education processes. Minab. [In Persian].
Shareefa. M.(2021). Using differentiated instruction in multigrade classes: a case of a small school. Asia Pac. J. Educ. 41. 167–181.
Thaba. -Nkadimene Kgomotlokoa L, Modiba. N.S., and Molotja. T.W. (2019). Examination of the influence of instructional leadership to multi-grade teaching in primary schools nations. Afr. Renaiss. 16. 243–261.
Tonini.V. (1990). Scientific Phenomenology and Bioethics. The Moral Sense and Its Foundational Significance: Self. Person. Historicity. Community :145-157.
Wahab. M. Y. (2018. December). The Effectivity of Physical Fitness Test on Multi Level Run to Improve Students’ Motivation. Performance and Achievement. In PROCEEDING INTERNATIONAL SEMINAR.
Yarmohammadian. M. H. (2002). Principles of First Planning. Third Edition. Tehran: Book Memorial Publications. [In Persian].
Ziaei. R. (1990). Planning. teaching and multi-grade classes. Tehran: Teacher Training Center. [In Persian].
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