ranges were re-established. This reorganisation also saw the town's three secondary schools serving the 13-18 age range become 11-16 schools, with sixth form facilities concentrated at the expanded college in the town, while the town gained a fourth secondary school with the conversion of a former middle school into an 11-16 school. Sutton Coldfield (which was in Warwickshire until 1974) adopted 5-8 first schools and 8–12 middle schools in 1972 and did so for 20 years before reverting to 5-7 infant and 7-11 junior schools in 1992. Northern Warwickshire (the area covered by the boroughs of North Warwickshire, Nuneaton and Bedworth and Rugby – adopted 5–8 first schools and 8–12 middle schools in 1972 and retained this system until 1996, when it reverted to the traditional ages of transfer (which had always applied in the south of the county). Yorkshire and the Humber Bradford closed its middle schools between 1998 and 2002, having been the home of the first purpose-built middle school in the country. Kirklees local authority closed three middle schools in 2012. North Yorkshire's two middle schools (at Ingleton and Settle) closed in 2012. Leeds and Wakefield previously operated on the three-tier system before reverting during the 1990s. Notes References External links National Middle Schools Forum UK Middle Schools List of schools in the UK Mid England