[经济金融] How to talk to sons

Hi I'm Gina. ' d4 Q2 ~; z5 ?1 p
I'm mother of two wonderful 10 years sons. Their father has left us 8 years ago.
1 d+ ~/ F" D, u5 U. f5 JI have a question, maybe some of you can help me? ! u# E: Z9 ?9 ?. `# N
At what age should a parent teach their son about ‘sex’ if there is no father around or would it be better for the kid to have a male family member to do this?
5 M, a5 A7 q$ L% s: h7 V# Dcsuchen.deIt really bothers me because i've found adult magazine in their room today. csuchen.de/ V, h  R- g, r$ h+ x
Should I talk to them by miself or ask my brother to do it?
8 ^' d( C) j. i$ M7 }5 tcsuchen.de
: N0 w# ]0 W' [# mHope someone had the same problem and can advise me anything. 人在德国 社区- {& ^# V9 L! L# N* h
By the way, here is the photo of my sons: % r" {* O% f) e, Z; Y. b
Happy mother of two great sons...