Ripples and Tsunamis to Curriculum Integration: A Comparative Case Study Leonie Rennie, Rachel Sheffield, Grady Venville* & John Wallace Curtin University of Technology *Edith Cowan University Address for correspondence: Dr Rachel Sheffield Science and Mathematics Education Centre Curtin University of Technology GPO Box U1987 Perth WA 6845 Australia Phone: (08) 9266 4074 Email: r.sheffield@curtin.edu.au A paper presented at the annual meeting of the Australasian Association for Research in Education (AARE), Parramatta, NSW, November 27 – December 1 2005.