To form the basis of what each age group is recommend to know I looked at articles which gave a review of an age by age guide to Sex Education based on child sexual development and keeping children healthy and safe.
For Babies, this would be ages 0-24 months, they are taught the names of their body parts. This includes the Penis and Vulva. They are told it is okay to touch their body parts but only in private and never in public as it is inappropriate. Knowing the difference between boys and girls body parts and what each part does too.
“The end goal is for your child to be comfortable with their whole body and to see all parts as being equal (with no shame).”
During Early Childhood, ages 2-5 years old, they learn about correct names for body parts, the similarities between boys and girls, such as nipples/bottoms/noses/hands. They are told its okay to be different and that our bodies can tell us what we are feeling like being tired, hungry or sad.
Privacy is introduced with learning things such as, not showing your private parts in public or when people outside of family are at home. Other people’s privacy must be respected like when going to the toilet you must knock if the door is shut. Conversations about bodies and for at home in private with their parents. They must know touching themselves is okay but that there is a time and place for it.
To explain how the baby comes out,
Body ownership and touching is introduced by explaining they have the right to
“
Middle Childhood, ages 5-8 years old start to know what words to use for both boys and girls body parts and have some knowledge about internal reproductive organs. They learn t
They are given and introduction to Puberty and told their bodies will change as they get older. Sexual Intercourse is spoken about by explaining
Sexual Behaviour is covered also, including masturbation and
Late Childhood, ages 9-12 years old, is where all the above topics are spoken about but with more detail. In relation to Puberty they must know w
In relation to Sexual Behaviour, b
Knowing what the recommended topics to talk to your child about at each stage of their life can be helpful when they start asking questions or when you feel like they should know more about their body. This guide can also be taken into account when using Let’s Talk to talk to their child about Puberty and Sex. Having an app may take some of the pressure off the parent to get everything perfect. They can chose specific chapters they feel is necessary in the the app that suits the child’s current age.
References
Hakanson, C. (2016). My Kid Needs to Know What? An Age By Age Guide to Sex Education – And What to Do! (by Cath Hakanson) –. [online] Heysigmund.com. Available at: https://www.heysigmund.com/kid-needs-know-age-age-guide-sex-education/ [Accessed 28 Mar. 2019].
