[经济金融] How to talk to sons

Hi I'm Gina.
% o, A8 j8 u+ }0 m+ EI'm mother of two wonderful 10 years sons. Their father has left us 8 years ago. ) E2 X$ F  Y9 A6 H1 }% p/ Z
I have a question, maybe some of you can help me?
. V% _" t4 M% I' e: N* hAt 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? 人在德国 社区- R" G. w  ~0 j
It really bothers me because i've found adult magazine in their room today. . X. r' d+ {9 b. E
Should I talk to them by miself or ask my brother to do it? rs238848.rs.hosteurope.de. D# Q, b* h/ d0 s8 f4 V

$ k% A* @% }$ g- D人在德国 社区Hope someone had the same problem and can advise me anything.
* h% Q8 O  H9 Z7 b% d( s  |By the way, here is the photo of my sons:
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Happy mother of two great sons...