Feeling faces are great for little ones that have a hard time finding the right word to describe their emotions. It works great with a feeling journal to help them learn what the feeling is and what the facial features might be in each situation.
Everybody should know about some general and common good manner. So just have a look to this pic and learn good manners. You can enhance your talking and writing with these manners. If you want any grammatical help then you can take help from here.