I am looking for help with finding the gender of my chicks, please...

Barred Rock- 8 weeks old.
I'm thinking pullet?

Blue Laced Red Wyandotte- 8 weeks
Pullet?

Delaware - 8 weeks
Pullet?

Amaerucana- 8 weeks
Pullet?

Barnvelder- 8 weeks
Cockerel?
Starting to make some crow-ish sounds- ugh!

French Black Copper Maran- 6 weeks
Please don't say cockerel...
Thanks for helping!
Barred Rock- 8 weeks old.
I'm thinking pullet?
Blue Laced Red Wyandotte- 8 weeks
Pullet?
Delaware - 8 weeks
Pullet?
Amaerucana- 8 weeks
Pullet?
Barnvelder- 8 weeks
Cockerel?
Starting to make some crow-ish sounds- ugh!
French Black Copper Maran- 6 weeks
Please don't say cockerel...
Thanks for helping!