환경오염 방지를 위한 적정 기술 및 발명품 아이디어 구상하기 1조 by https://padlet.com/jsk079/class_activity_011644457684 정성스런 마음을 담아 만듦 en-us 2021-03-12 03:53:50 UTC 2025-01-27 23:36:03 UTC hello@padlet.com https://padlet.com/jsk079/class_activity_011644457684/wish/1483264778 무야호]]> 2021-05-02 23:21:10 UTC https://padlet.com/jsk079/class_activity_011644457684/wish/1483264778 상관없으 https://padlet.com/jsk079/class_activity_011644457684/wish/1496041493 2021-05-05 23:25:37 UTC https://padlet.com/jsk079/class_activity_011644457684/wish/1496041493 아하 옥희 https://padlet.com/jsk079/class_activity_011644457684/wish/1496042021 2021-05-05 23:25:55 UTC https://padlet.com/jsk079/class_activity_011644457684/wish/1496042021 https://padlet.com/jsk079/class_activity_011644457684/wish/1496043259 2021-05-05 23:26:37 UTC https://padlet.com/jsk079/class_activity_011644457684/wish/1496043259 https://padlet.com/jsk079/class_activity_011644457684/wish/1496043542 2021-05-05 23:26:48 UTC https://padlet.com/jsk079/class_activity_011644457684/wish/1496043542 https://padlet.com/jsk079/class_activity_011644457684/wish/1496048608 2021-05-05 23:29:52 UTC https://padlet.com/jsk079/class_activity_011644457684/wish/1496048608 https://padlet.com/jsk079/class_activity_011644457684/wish/1496055518 2021-05-05 23:34:11 UTC https://padlet.com/jsk079/class_activity_011644457684/wish/1496055518 https://padlet.com/jsk079/class_activity_011644457684/wish/1496055695 2021-05-05 23:34:18 UTC https://padlet.com/jsk079/class_activity_011644457684/wish/1496055695 https://padlet.com/jsk079/class_activity_011644457684/wish/1496066869 https://blog.ucsusa.org/hanjiro-ambrose/a-quick-guide-to-battery-reuse-and-recycling

]]> 2021-05-05 23:40:26 UTC https://padlet.com/jsk079/class_activity_011644457684/wish/1496066869 아 뭐하지 https://padlet.com/jsk079/class_activity_011644457684/wish/1500452005 2021-05-06 23:22:47 UTC https://padlet.com/jsk079/class_activity_011644457684/wish/1500452005 https://padlet.com/jsk079/class_activity_011644457684/wish/1500453334 https://www.seoul.co.kr/news/newsView.php?id=20191204012014]]> 2021-05-06 23:23:33 UTC https://padlet.com/jsk079/class_activity_011644457684/wish/1500453334 https://padlet.com/jsk079/class_activity_011644457684/wish/1500458701 무엇을 할까요호]]> 2021-05-06 23:26:28 UTC https://padlet.com/jsk079/class_activity_011644457684/wish/1500458701 https://padlet.com/jsk079/class_activity_011644457684/wish/1500474167 https://terms.naver.com/entry.naver?docId=3409615&cid=60335&categoryId=60335]]> 2021-05-06 23:34:47 UTC https://padlet.com/jsk079/class_activity_011644457684/wish/1500474167 https://padlet.com/jsk079/class_activity_011644457684/wish/1500478045 녹조 현상 해결하려면 녹조들을 걸러내거나 물의 유속을 빠르게 해야할 거 같은데 좋은 생각 없어?]]> 2021-05-06 23:37:03 UTC https://padlet.com/jsk079/class_activity_011644457684/wish/1500478045