Challenge 4 Change is an indoor activity centre which operates from a 19,000 sq ft facility which includes an arena with aerial and ground-level assault courses, a climbing wall and a mock jail. It also operates a mobile training centre in the form of a converted double-decker bus equipped with a zip wire and a climbing wall. Challenge 4 Change is used by groups from schools and colleges, housing associations, businesses, sports clubs, charities and community organisations. The charity aims to help people build their confidence, improve their problem-solving and communication skills, and encourage team working.