Project Based Teaching of “Changes and Transformations of Substances” in Junior High School Chemistry: Self-Made Ink
CAO Meng-Jie1*, WANG Qian2, SONG Wei3
1. The Experimental School of Nanjing Senior High School of Jiangsu Province, Wuxi 214400, China; 2. Kunshan Xinzhen Middle School, Suzhou 215300, China; 3. Jiangyin Teachers Development Center, Wuxi 214400, China
