As a well established model used in many Primary schools throughout the UK much evaluation has taken place on the effects of the model in schools. In addition to positive assessment by OFSTED, various studies have evaluated the impacts of the model, e.g. A report on the use of Circle Time in Wiltshire Primary Schools and A report on the use of Jenny Mosley's Whole School Quality Circle Time Model in Primary Schools in the UK (1999) commissioned by All Round Success Charity