Roblox is home to a treasure trove of user-created experiences, divided further into a myriad of categories, from clicking games to full-blown immersive simulators.

Roblox sex games are commonly referred to on the platform as "condos". They're spaces, generated by users, where people can talk about sex - and where their avatars can have virtual sex.

Roblox sex games are commonly referred to on the platform as "condos". They're spaces, generated by users, where people can talk about sex - and where their avatars can have virtual sex.

Roblox presents itself to parents as a safe space for kids. Behind the scenes, it's waging a technological shadow war against condo games: digital sex parties where kids are flirting with danger.

Condo games are not among the most popular games on Roblox. One of the biggest hits is called Adopt Me, where users hatch eggs and raise pets they can then trade with other players. But there are ...

Roblox accepts it has a problem: "We know there is an extremely small subset of users who deliberately try to break the rules," a spokesperson told the BBC. Condo games are usually only live for a ...