What should kids call their private parts? How do I explain where babies come from? Should I give my child a heads up about puberty? When should we have the "big talk"? These are just a few of the many questions you might have about talking with your child about sex. The sooner you get comfortable with discussing the topic, the smoother future chats will go, so get some tips and talking points for explaining "the birds and the bees" to kids of all ages.