Na couple of sentences, describe the cognitive effects secondhand smoke can have upon children.

Well here is just a few things..Although they are not smoking it second hand smoke can still damage their lungs.It can make their lungs get darker and smaller. Another thing is that it can possibly give them throat and/or lung cancer. Not only that but it can kill them without them getting cancer. It can shut down their brain functions depending on how young they are. 

This is true. yes. indeed.

Drop out early hard to juggle both