Hyoun Soo Lim Department of Geological Science,
Pusan National University, Busan 46241, Korea,
E-Mail : tracker@pusan.ac.kr

Kyung-Ae Park Department of Earth Science Education, Seoul National University, Seoul 08821, Korea,
E-Mail : kapark@snu.ac.kr

Hak-Sung Kim Department of Earth Science Education, Korea National University of Education, Chungbuk 28173, Korea,
E-Mail : envir007@knue.ac.kr

Soon-Wook Kim Korea Astronomy and Space Science Institute, Daejeon 34055, Korea,
E-Mail : skim@kasi.re.kr

Kyung Soo Kim Department of Science Education, Chinju National University of Education, Jinju 52673, Korea,
E-Mail : Kimks@cue.ac.kr

Hyeong Soo Kim Department of Earth and Environmental Sciences, Korea University, Seoul 02841, Korea,
E-Mail : haskim2@korea.ac.kr

Younkyeong Nam Department of Earth Science Education, Pusan National University, Busan 46241, Korea,
E-Mail : ynam@pusan.ac.kr

Ki-Weon Seo Department of Earth Science Education, Seoul National University, Seoul 08826, Korea,
E-Mail : seokiweon@snu.ac.kr

Jung-Joo Sohn Department of Earth Science Education, Korea National University of Education, Chungbuk 28173, Korea,
E-Mail : jjsohn@knue.ac.kr

Kyung-Jin Ahn Department of Earth Sciences, Chosun University, Gwangju 61452, Korea,
E-Mail : kjyaya@gmail.com

Woo Hun Ryang Division of Science Education, Chonbuk National University, Jeonbuk 54896, Korea,
E-Mail : ryang@jbnu.ac.kr

Seok-Hoon Oh Department of Energy and Resources Engineering, Kangwon National University, Gangwon 24341, Korea,
E-Mail : gimul@kangwon.ac.kr

Phil Seok Oh Gyeongin National University of Education, Gyeonggi 13910, Korea,
E-Mail : philoh@ginue.ac.kr

Dae-Ok Youn Department of Earth Science Education, Chungbuk National University, Chungbuk 28644, Korea,
E-Mail : dyoun@chungbuk.ac.kr

Ki-Young Lee Division of Science Education, Kangwon National University, Gangwon 24341, Korea,
E-Mail : leeky@kangwon.ac.kr

Hyo-Nyong Lee Department of Earth Science Education, Kyungpook National University, Daegu 41566, Korea,
E-Mail : hlee@knu.ac.kr

You-Soon Chang Department of Earth Science Education, Kongju National University, Kongju 32588, Korea,
E-Mail : yschang@kongju.ac.kr

Tae Soo Chang Faculty of Earth System and Environmental Sciences, Chonnam National University, Gwangju 61186, Korea,
E-Mail : taesoo20@jnu.ac.kr

Taejin Choi Department of Energy and Resources Engineering, Chosun University, Gwangju 61452, Korea,
E-Mail : tchoi@chosun.ac.kr

Sung wook Hong Department of Environment, Energy and Geoinformatics, Sejong University, Seoul 05006, Korea,
E-Mail : sesttiya@sejong.ac.kr

Tae Woong Chung Department of Earth Resources System Engineering, Sejong University, Seoul 05006, Korea,
E-Mail : chungtw@sejong.ac.kr

Yong-Un Chae Department of Geological Science, Pusan National University, Busan 46241, Korea,
E-Mail : paper@kess64.net