The National Assembly for Wales will be hosting a summer fun weekend with carnival games, arts and crafts and Welsh choirs on 27-29 August.   Coinciding with the Cardiff Harbour Festival there will also be face-painting, a soft play area and a special Senedd treasure hunt with prizes to be won.   The Senedd will be open every day from 10.30-16.30. Visitors can take a tour of this iconic building, including the debating chamber where the National Assembly for Wales…