[经济金融] How to talk to sons

Hi I'm Gina. rs238848.rs.hosteurope.de# E, d1 {8 R# g6 x* M/ |' D
I'm mother of two wonderful 10 years sons. Their father has left us 8 years ago. rs238848.rs.hosteurope.de: `* r6 M) F6 D/ B2 o3 D: |
I have a question, maybe some of you can help me?   Z; |: H9 a" j; x
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?
/ _% [( `7 ]- m  h0 O5 o9 y人在德国 社区It really bothers me because i've found adult magazine in their room today. . Z/ L. `; k/ ]! t, v8 \
Should I talk to them by miself or ask my brother to do it? 2 y0 {" B; O" U6 @* s, r; `

/ S. \9 X( g. R/ q( I, yHope someone had the same problem and can advise me anything. ( [! l7 Q9 F, S/ H& _# ?  {! b1 y
By the way, here is the photo of my sons:
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Happy mother of two great sons...