Hi, I have asked for a double session at the ATM Easter Conference 6th - 9th April 2009 - Swansea University. 'Mathemateg Unknotted' Opening Speaker - Heather McLeay Closing Speaker - John Hibbs Is anyone else attending and willing to join me in doing a workshop on introducing GeoGebra. I have asked for two sessions - one for Geometry and one for algebra/calculus. Alison Parish