At what age do girls lose interest in dolls?
It depends on the girl. Most kids are still playing with “kid toys” at an age when they wouldn’t be comfortable with their peers knowing they were still doing it. I would guess it’s around 12–15 for most girls, with a lot of variance depending on interests and personality.
Is it OK for a 10 year old boyfriend?
“There is no law about when you are old enough to have a girlfriend or boyfriend, unlike the age of consent.