2015

Sisyphus    (3 meter diameter)

phaeno Science Center    Wolfsburg, Germany


2013

Ribbon Dancer
Questacon  National Science and Technology Centre    Canberra, Australia

Sisyphus     (2.5 meter diameter)
Questacon  National Science and Technology Centre    Canberra, Australia 


2010

Pipedream V
Copernicus Science Centre     Warsaw, Poland


2009

Pipedream IV     (96 tubes)
Discovery World    Milwaukee, Wisconsin


2006

Pipedream III     (96 tubes)
Ontario Science Centre    Toronto, Canada

Ribbon Dancer
Science Center of Iowa  Des Moines, Iowa


2003

Sisyphus III     (3 meter diameter)
Technorama     Winterthur, Switzerland


2000

Pipedream II     (32 tubes, colored)
 Science Station    Cedar Rapids, Iowa 


1999

Pipedream I       (16 tubes)
Science Museum of Minnesota