<P> For many secondary schools around England and Wales in areas without a Middle School, accommodating for the new 5th year students would be a struggle . A popular solution was to provide those schools with a pre-fabricated building (often referred to as ROSLA Buildings or ROSLA Blocks) that were in need of additional capacity, providing them with the resources to cope with the new generation of 5th year students . This solution proved popular with many schools across the country, not least due to the low cost involved for materials and construction, but also the speed which these buildings could be erected . Many were supplied by F. Pratten and Co Ltd . </P> <P> The ROSLA Buildings were delivered to schools in self assembly packs, being assembled by a team often within days, regardless of weather conditions . Consequently, they were not intended to stand long - term, though some have proven to have stood much longer than was initially planned . Many ROSLA Buildings shared similar exterior attributes such as their design, with the only difference being the separation of rooms within the building . The room separation within the building was decided upon by senior school management, hence many walls are false from being added in after construction . </P> <P> Although the majority of schools around England and Wales have since replaced the ROSLA Building at their site, there are still numerous schools around the country which are still actively using these buildings . </P> <P> Between 1976 and 1997, the minimum school leaving arrangements were: </P>

When did it become compulsory to stay in education until 18