In these two sentences, I'm not sure where to put the apostrophe to make it a plural possessive noun.

We were excited to see the (children) photographs.

The pictures looked like real (photographer) pictures.

3 answers

childrens'

photographers'

Sra
I think Sra has a typo.

Since children is already plural, the possessive form is children's.
Absolutely right! Not fully awake! Thanks for catching it.

Sra