AGAPE:The UK branch of Campus Crusade for Christ International, founded in the United States in 1951. Believes in the Bible’s “infallibility”. Claims to have more than 22,000 staff and 490,000 volunteers in 186 countries. Agape UK has 150 staff and volunteers, works in around 100 schools, and has a youth wing, Discovery. The group provides teachers for RE, takes assemblies and runs voluntary groups in schools. In 1997, it claimed yoga was “cleverly disguised devil worship”.

See www.agape.org.uk

VIZ-A-VIZ: An Essex-based missionary group running Soundnation, a programme of populist evangelism in schools. Teams take RE and personal, social and health education lessons and put on pop concerts and drama. After-school social events encourage young people to sign up to local church groups. Members have visited 60 schools since 1997.

See www.vizaviz.co.uk

YOUTH FOR CHRIST: Part of a worldwide organisation. British arm set up in 1946 by US evangelist Billy Graham. There are 50 UK branches. Works with “hundreds” of schools each year, in RE lessons and assemblies. Also works with pupils at risk of exclusion. Has creative arts and sports companies, and a pop group, touring schools.

See www.yfc.co.uk

* All three groups are part of the Schools Ministry network.