A young man blew up balloons to craft into animals for the seven excited children that looked on.
A man is making cotton candy for the children.
There is no indication that the man is either young or old in sentence 2. One is making animals out of balloons and the other is making candy.
If a man uses balloons to craft them into animals for children then the man is not making cotton candy.
The man couldn't be making cotton candy at the same time as he blew up balloons.