barred rock gender

Hey I’m New to chickens and I have 4 barred rock chicks that are 5 1/2 weeks old. They all look about the same and I bought them all as female from a hatchery. it doesn’t look like they have any waddles growing and have pretty small combs and also have a very dark wash on their legs but I’ll...

Can anyone tell me if my chicken is a male or female by these pictures

We live in NH and are new to chickens. We got 12 chicks at one day old from a local garden store. 4 Easter Eggers, 4 Barred Rocks, and 4 Rhode Island Reds. We would like to get more into homesteading as we have 12 acres of land and a nice garden. We felt chickens would be next on our list. They...