A look at how one county in Wales is ensuring that all its children speak Welsh, following eight children attempting to learn Welsh in 12 weeks before attending school in Gwynedd.

Showing as part of the BBC's Real North Wales season. An exclusive insight into how one county in Wales is ensuring that all its children speak Welsh. For a whole year, cameras followed eight children from all over the world trying to make Gwynedd their new home. They're given 12 weeks to learn a new language before being sent to school, where everything is taught in Welsh.