The third one is a frizzle. Here are my other 3 - a naked neck, a cream leg at and maybe a golden sex link (she's in the back of the last 2 pictures- I hope she's a she)
I have a brood of 6, hatched 3/9. I now think I may have 3 roosters...
The frizzle is for certain and I'm pretty sure the brown one has been caught crowing but I don't know breed on any of them. And if the huge black and white is a roo yet