[经济金融] How to talk to sons

Hi I'm Gina.
! p) J! _5 j- v5 F, W8 YI'm mother of two wonderful 10 years sons. Their father has left us 8 years ago.
6 v; ]$ X, G' c9 y# aI have a question, maybe some of you can help me? rs238848.rs.hosteurope.de* b% b  Z* ?! l+ M
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? 8 C& e* B( {* E2 b
It really bothers me because i've found adult magazine in their room today.
8 X$ t3 p. n/ a% e8 M' hrs238848.rs.hosteurope.deShould I talk to them by miself or ask my brother to do it?
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+ t$ j1 t! F2 JHope someone had the same problem and can advise me anything.
, b. o+ g$ [6 q, A% M' M; V  eBy the way, here is the photo of my sons: rs238848.rs.hosteurope.de! z- u6 r& v! r6 T
Happy mother of two great sons...