If a child participates in cooking classes, they will develop intellectually as they will learn how food affects growth.
Do I need a comma before 'as'? I think I do because my understanding is if 'as' means 'because' it wil require a comma. Is this correct?
They may also become very aggressive as they cannot control what is happening to them which will result in behaviour problems.
Do I need a comma before 'as' and 'which.' I think I do but when I use two commas it looks over punctuated.