Kennington Kids exhibition

Gritty artwork by urban teenagers from some of south London's most deprived estates is to go on show in the capital's City Hall Photograph: PR

For the past six years, the education department at the genteel Dulwich Picture Gallery has been working with young people in estates between Brixton and Kennington in the Lambeth borough Photograph: PR

Professional artists have been leading drop-in sessions for teenagers Photograph: PR

Based at Alford House youth club, the project encourages socially excluded young people to learn about art while also making their own pieces Photograph: PR

The project has helped get teenagers off the street and also tap into their creativity Photograph: PR

An exhibition of the teenagers' work opened last summer at Dulwich Picture Gallery Photograph: PR

The exhibition generated such interest that it is to transfer to City Hall Photograph: PR

Kennington Kids: Raw Urban is at the Mayor's Office, City Hall, London, until January 30 Photograph: PR

The exhibition is to be formally opened by the former culture secretary Tessa Jowell, who is the MP for Dulwich Photograph: PR