Sleep over in your meeting place
Rescources for games, food and drink as required
Girls arrange to sleep at their ordinary meeting place. Carry out various activities during the evening and in the morning to achieve sign off on various badges or GFI.
Get the girls to plan the timetable for the evening/night/morning
Get the girls to plan a balanced menu for the duration of the stay
you could always plan the sleep over around a particular time of year or event - ie christmas in July or someones birthday
Chololate tasting - get all girls to bring a different bar of chocolate. chop them up and then blind fold the girls and get them to identify the different bars
Tie-dye - pillowcase