Your daughter and your son are young and therefore really interested in sex. You can use this! Just put them into a situation where their curiosity and imagination could be stirred. For example, you can sleep naked without any blankets. Be ready, they will notice!
Warning! This is a site designed and intended SOLELY for ADULTS, people who are at least 18 years old, who are interested in and wish to have access to visual images and verbal description of a sexually oriented, frankly erotic nature. The materials which are available within this site may include graphic visual depictions and descriptions of nudity and sexual activity and should NOT be accessed by anyone who is younger than 18 years old or who does not wish to be exposed to such materials.