How easy do you find it to talk to your children about sex? Should parents always take responsibility for sex education, or is it sometimes better to let schools teach them the facts of life?
Three teenagers from North London tell Jenni about their experiences of sex education at home and at school and suggest how things could be improved.
And on Wednesday 21 April, Woman's Hour is having a phone-in to debate where and how children should learn about sex. Send us your views
