April's Signatory of the Month is Tower Hamlets Arts & Music Education Service (THAMES), a supporter of the Manifesto since 2005.
The service has recently been working with Ex Cathedra Education as part of the Sing Up initiative to deliver innovative music projects in primary schools. Watch the video below to see how children at Arnhem Wharf Primary have been inspired by a wealth of new playground songs and find out how the project has changed the musical and social culture in the school.