We very honestly answered all question, as age appropriately as possible. We did want to give him the straight facts BEFORE he learned them from his dumb little buddies at school. Getting the kids books like "where did I come from" helped a lot.
Just be honest. If you act silly, uncomfortable or nervous about it, you kid could have weird hang ups about it, too. There are also some things they just don't need to know about until later. 4951