An additional wonderful resource is waygook.org where quite a few other English teachers in Korea have uploaded their lesson plans. https://zzolu.us/%ec%84%a0%eb%b6%88%ec%95%8c%eb%b0%94-%eb%b3%80%ed%99%94%ed%95%98%eb%8a%94-%ea%b5%ac%ec%9d%b8%ea%b5%ac%ec%a7%81-%ec%8b%9c%ec%9e%a5-%ec%86%8d-%ec%97%ac%ec%84%b1%ec%9d%98-%ec%83%88%eb%a1%9c%ec%9a%b4/