References
- Ahn, Bu-Geum(2002). A study of the reflective thinking through teacher-training program for early childhood teachers' science education, based on the constructivism, The Journal of Korea Early Childhood Education, 9(2), 87-114.
- Ben-Zvi Assaraf, O. & Orion, N.(2005). Development of system thinking skills in the context of earth system education, Journal of Research in Science Teaching, 42(5), 518-560. https://doi.org/10.1002/tea.20061
- Ben-Zvi Assaraf, O. & Orpaz, T.(2010). The 'Life at the poles' study unit: Developing junior high school students' ability to recognize the relations between earth systems, Research in Science Education, 40(4), 525-549. https://doi.org/10.1007/s11165-009-9132-2
- Boersma, K..Waarlo, A. J. & Klaassen, K.(2011). The feasibility of systems thinking in biology education, Journal of Biological Education, 45(4), 190-197. https://doi.org/10.1080/00219266.2011.627139
- Campbell, N. A. & Reece, J. B.(2003). Biology. San Francisco, CA: Addison-Wesley.
- Carvalho, G. S. & Clement P.(2007). Relationships between Digestive, Circulatory and Urinary Systems in Portuguese Primary Textbooks, Science Education International, 18(1), 15-24.
- Carvalho, G. S..Silva, R..Lima, N..Coquet, E. & Clement, P.(2004). Portuguese primary school children's conceptions about digestion: identification of learning obstacles, International Journal of Science Education, 26(9), 1111-1130. https://doi.org/10.1080/0950069042000177235
- Cerrah-Ozsevgec, L.(2007). What do Turkish students at different ages know about their internal body parts both visually and verbally?, Journal of Turkish Science Education, 4(2), 31-44.
- Cha, Jeong-Ho..Choi, Won-Soo. & Noh, Tae-Hee. (2009). Analysis of pre-service science teachers' web-based reflective journals written during teaching practicum, Journal of Science Education, 33(1), 133-141.
- Clement, P.(2003). Situated conceptions and obstacles: the example of digestion and excretion, In D. Psillos.P. Kariotoglou.V. Tselfes.E. Hatzikraniotis G..Fasspooupoulos, & M. Kallery (Eds.) Science education research in a knowledge-based society, (89-98). Dordrecht, Kluwer Academic.
- Demirci-Guler, M. P.(2008). The opinion of preservice teachers' what the most important subject is which should be learned in science and technology lessons, Ahi Evran University Journal of Kirsehir Education Faculty, 9(1), 113-121.
- Dewey, J.(1933). How we think: A restatement of the relation of reflective thinkimg to the Sanchez, M, G.(1999). Science teachers views and practices in planning for teaching Osborne, J..Black, P..Wadsworth, P. and Meadows, J.(1994). The Earth in Space (Primary SPACE Project Research Report), Liverpool: Liverpool University Press.
- Enochson, P. G. & Redfors, A.(2012). Students' ideas about the human body and their ability to transfer knowledge between related scenarios, European Journal of Health and Biology Education, 1(1&2), 3-29.
- Gunes, M. H. & Gunes, T.(2005). Difficulties and their reasons in learning biology concepts in primary school students, Gazi University Kirsehir Faculty of Education, 6(2), 169-175.
- Hogan, K.(2000). Assessing students' systems reasoning in ecology, Journal of Biological Education, 35(1), 22-28. https://doi.org/10.1080/00219266.2000.9655731
- Kim, Dong-Ryeul(2011). Effects of storytelling-based science class on middle school students' understanding of the structures and functions of a human body, Biology Education, 39(1), 18-30. https://doi.org/10.15717/bioedu.2011.39.1.18
-
Knippels, M. C.(2002). Coping with the abstract and complex nature of genetics in biology education. The yo-yo learning and teaching strategy. Utrecht, The Netherlands: CD-
$\beta$ Press. - Korkmaz, H.(2004). Alternative assessment approaches in science and technology education, Ankara: Yeryuzu Publishing.
- Kwon, Yong-Ju.Kim, Won-Jeong.Lee, Hyon-Yong.Byun, Jung-Ho & Lee, Il-Sun(2011). Analysis of biology teachers' systems thinking about ecosystem, Biology Education, 39(4), 529-543. https://doi.org/10.15717/bioedu.2011.39.4.529
- Lee, Hyo-Nyong.Kwon, Yong-Ju.Oh, Hee-Jin & Lee, Hyun-Dong(2011). Development and application of the educational program to increase high school students' systems thinking skills -focus on global warming-, Journal of the Korean Earth Science Society, 32(7), 784-797. https://doi.org/10.5467/JKESS.2011.32.7.784
- Martinez-Losada, C. & Garrido, M.(2011). What do Children Aged Four to Seven Know about the Digestive System and the Respiratory System of the Human Being and of Other Animals?, International Journal of Science Education, 33(15), 2095-2122. https://doi.org/10.1080/09500693.2010.541528
- Mathai S. & Ramadas J.(2009). Visuals and Visualisation of Human Body Systems, International Journal of Science Education, 31(3), 439-458. https://doi.org/10.1080/09500690802595821
- MOEST(Ministry of Education, Science and Technology) (2008). Science curriculum for Middle school. Seoul, Republic of Korea: Ministry of Education, Science and Technology.
- MOEST(Ministry of Education, Science and Technology)(2011). Science curriculum. Seoul, Republic of Korea: Ministry of Education, Science and Technology.
- Moon, Byoung-Chan.Jeong, Jin-Woo.Kyung, Jai-Bok.Koh, Yeong-Koo.Youn, Seok-Tai.Kim, Hai-Gyoung & Oh, Kang-Ho(2004). Related conceptions to earth system and applying of systems thinking about carbon cycle of the preservice teachers, Journal of the Korean Earth Science Society, 28(8), 684-696.
- Ormanci, U. & Oren, F. S.(2011). An Analysis of Pre-Service Teachers' Drawings about the Digestive System in terms of Their Gender, Grade Levels, and Opinions about the Method and Subject, International Journal of Biology Education, 1(1), 1-22.
- Osborne, J..Black, P..Wadsworth, P. & Meadows, J.(1994). The Earth in Space (Primary SPACE Project Research Report), Liverpool: Liverpool University Press.
- Park. S.Kim, J.Chung, D. Shin, H.Jung, J.Hur, S.Hong, D.Kim, C.Im, Y.Lee, H.Yoon, S.Lee, E.Chun, S.Choi, B.Kim, M.& Oh, S.(2012). Middle school science 2, Seoul: Kyohaksa
- Riess, W. & Mischo, C.(2010). Promoting Systems Thinking through Biology Lessons, International Journal of Science Education, 32(6), 705-725. https://doi.org/10.1080/09500690902769946
- Reiss, M. J. & Tunnicliffe, S. D.(2001). Students' understandings of human organs and organ systems, Research in Science Education, 31(3), 383-399. https://doi.org/10.1023/A:1013116228261
- Reiss, M. J..Tunnicliffe, S. D..Moller Andersen, A. M..Bartoszeck, A..Carvalho, G. S..Chen, S.-Y..Jarman, R..Jonsson, S..Manokore, V..Marchenko, N..Mulemwa, J..Novikova, T..Otuka, J..Teppa, S. & Van Rooy, W.(2002). An international study of young people's drawings of what is inside themselves, Journal of Biological Education, 36(2), 58-64. https://doi.org/10.1080/00219266.2002.9655802
- Rowlands, M.(2004). What do children think happens to the food they eat?. Journal of Biological Education, 38(4), 167-171. https://doi.org/10.1080/00219266.2004.9655936
- Schoborn, K. J. & Boeholtz, S.(2009). Knowledge transfer in biology and translation across external representations: Experts views and challenges for learning, International Journal of Science and Mathematics Education, 7(1), 931-955. https://doi.org/10.1007/s10763-009-9153-3
- Surbeck, E.(1991). Assessing Reflective Responses in Journals, Educational Leadership, 48(6), 25-28.
- Teixeira, F. M.(2000). What happens to the food we eat? Children's conceptions of the structure and function of the digestive system, International Journal of Science Education, 22(5), 507-520. https://doi.org/10.1080/095006900289750
- Tunnicliffe, S. D.(2004). Where does the drink go?. Primary Science Review, 85(1), 8-10.