Interactive Sound Sculpture (2002-2010).
Echidna is made in different colours and sizes.
China Science & Technology Museum 2012.
Banbury Museum, UK 2011.
Kinetica Art Fair, 2011.
SIGGRAPH, LA, USA, 2010.
Hub: National Centre for Craft & Design, UK 2009.
Royal Cornwall Museum, UK 2008.
The Shire Hall Gallery, UK 2007.
Richard Attenborough Centre, Leicester, UK 2006.
Bankside Gallery, London, UK 2006.
Royal British Sculptors Gallery, London, UK 2005.
The Big Blip 03, Festival of creative arts, science and technology, Brighton, UK 2003.
Aarhus Kunstbygning (Centre for Contemporary Art), Denmark 2002.