It is the UK 's largest girl - only youth organisation .
Girlguiding is the operating name of The Guide Association , previously named The Girl Guides Association and is the national guiding organisation of the United Kingdom .
Girlguiding is the United Kingdom 's largest girl - only The Guide Association   .
Girlguiding is the operating name of The Guide Association , previously named The Girl Guides Association and is the national guiding organisation of the United Kingdom .