교동초등학교 6학년 1반
선사시대https://www.google.com/imgres?imgurl=http%3A%2F%2Fart1.net%2Findex2%2Fstudy%2Fimages%2Fart14-2.gif&imgrefurl=http%3A%2F%2Fart1.net%2Findex2%2Fstudy%2Fart14.htm&tbnid=v_UoavjFdcgbkM&vet=12ahUKEwjYjfCy6cLtAhVEdpQKHd9HA8sQMygAegUIARClAQ..i&docid=TNFQxTnntjCSwM&w=643&h=293&q=%EC%84%A0%EC%82%AC%EC%8B%9C%EB%8C%80%20%EB%AF%B8%EC%88%A0%EC%9E%91%ED%92%88&ved=2ahUKEwjYjfCy6cLtAhVEdpQKHd9HA8sQMygAegUIARClAQ
6-25전쟁https://www.google.com/imgres?imgurl=http%3A%2F%2Fmblogthumb2.phinf.naver.net%2F20160411_125%2Fneobio_1460357265630LN2uS_JPEG%2F%25C0%25CC%25BC%25F6%25BE%25EF_625%25B5%25BF%25B6%25F5-2.jpg%3Ftype%3Dw2&imgrefurl=http%3A%2F%2Fm.blog.naver.com%2Fneobio%2F220680418894&tbnid=8jY2ugbjaY6q4M&vet=12ahUKEwi9ibqT6cLtAhVL5pQKHXNODxQQMygBegUIARCUAQ..i&docid=77_tHt3NhbVb2M&w=550&h=321&q=6-25%20%EB%AF%B8%EC%88%A0%EC%9E%91%ED%92%88&ved=2ahUKEwi9ibqT6cLtAhVL5pQKHXNODxQQMygBegUIARCUAQ
