It would be a second cousin.
cousins
Cousins?
I think the kids would be second cousins
I think they are you cousins once removed
Your daughter and your first cousin are first cousins, once removed.
I think the kids would be second cousins
You are one generation out of synch. That would make you first cousins once removed.
Your daughter and your sister's child are first cousins. Your daughter and your sister's grandchild are first cousins, once removed.
Your daughter and your grandneice are First cousins, once removed.
Second cousins once removed.
Your daughter and your nephew are first cousins. His daughter is your daughter's first cousin, once removed.
Your daughter and your nephew are first cousins. His daughter is your daughter's first cousin, once removed.