There is no relationship, you do not share a common ancestor.
Second cousins
Second cousins.
Second cousins.
Yes.
You would be your childrens second cousins uncle or aunt, i think... :)
Your granddaughter and your second cousin are second cousins, twice removed, to each other.
Second cousins.
depends
I think you would be cousins!
Third cousins once removed.
Your children and your first cousin's children are second cousins.
second cousins to his cousin's children, you'd be third cousins