They use computers at home, at friends' places, at the library and at school to work, play and communicate.
Some have net connectivity on portable devices such as mobile phones.
This crime has been proscribed in various ways since the International Convention for the Suppression of the Traffic in Women and Children, which was agreed in 1921 as a multilateral treaty of the League of Nations that addressed the problem of international trafficking of women and children for nefarious purposes.
The proscribed traffic was international in nature at that time.
The game lets players explore imaginary worlds and allows them to interact with other users over a chat function."I was asked to lay down on top of them and they started with sexual movements," father Iain Morrison told the media about his time on Roblox.
Australian cyber safety expert Susan Mc Lean told ABC Radio Darwin the news report came as "no surprise".
The investigations involved police officers posing as girls aged between 13 and 16 accessing the internet in order to uncover adults who were seeking to procure children online for sexual activity.