[经济金融] How to talk to sons

Hi I'm Gina. 人在德国 社区& \$ B8 j" G' {& B
I'm mother of two wonderful 10 years sons. Their father has left us 8 years ago.
+ A8 c* i- Y3 [: r2 \% _% Srs238848.rs.hosteurope.deI have a question, maybe some of you can help me?
3 k, r6 v8 {( |  i0 d" SAt 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?
* `! o; b3 Y, t0 P( nrs238848.rs.hosteurope.deIt really bothers me because i've found adult magazine in their room today. , x- x: m1 s1 K8 [( z9 _2 R3 i
Should I talk to them by miself or ask my brother to do it? 2 N+ r8 i9 [. L

  O  U) \2 U+ R1 c2 U% }Hope someone had the same problem and can advise me anything. + K6 |$ p8 e( h9 M3 L+ e
By the way, here is the photo of my sons: & L- R2 v3 M0 j5 d- S* Q5 w( a7 E$ h# ]
Happy mother of two great sons...