Sexing Welsummer/Cream Legbar chicks

[JJamieson1988]

Hi all,

6 chicks that are all roughly 2 weeks old. First time hatcher and finding it difficult to sex them.
Any ideas?

Thanks!

 

[TheOddOneOut]

Males:

 

[AusHen]

I agree photos 4 and 5 are cockerels. #1 could be a welsummer cockerel as well