• Attended the Seventh International Conference on Technology in Mathematics Teaching, Bristol, UK, July 26-29, 2005.

• Conducted the workshop Iteration, Fractals, and Chaos, A Workshop of Dynamical Activities, Lebanese American University, April 2005.

• Attended the Third CabriWorld Conference, Rome, Italy, September 9-12, 2004.

• Conducted the workshop Visualization in Teaching and Learning Mathematics (at the secondary level), Lebanese American University, March 24, 2004.

• Attended the Sixth International Conference on Technology in Mathematics Teaching, Volos, Greece, October 9 – 13, 2003.

• Attended a meeting to discuss a UNESCO project on e-learning at Philadelphia University in Amman, Jordan, February 2002.

• Attended the Second International Conference on the Teaching of Mathematics, Crete, Greece, July 1-6, 2002.

• Attended the Fifth International Conference on Technology in Mathematics Teaching, Kalgenfurt, Austria, August 6 – 9, 2001.

• Attended a workshop entitled Basic Web Technology Skills for Courseware Development, an activity of the UNESCO (Cairo Office) USEE Programme, Damascus, Syria, 1 – 5 October 2000.

• Attended the Twelfth International Conference on Technology in Collegiate Mathematics, San Francisco, California, November 1999.

• Attended the Fourth International Conference on Technology in Mathematics Teaching, Plymouth, UK, August 1999.

• Attended a workshop for Undergraduate Faculty Enhancement in Geometry, Cornell University, new York, June 1 – June 7, 1999.

• Attended the 25th Annual New York Regional Graduate Mathematics Conference at Syracuse University, April 1999.

• Attended the Eleventh International Conference on Technology In Collegiate Mathematics, New Orleans, Louisiana, November 1998.

• Attended the Twentieth Annual Meeting of the International Group for Psychology of Mathematics Education, Raleigh, North Carolina, October 1998.

• Attended the International Conference On the Teaching of Mathematics, Samos, Greece, July 3 – 6, 1998.

• Attended the First Science and Math Teachers’ Conference on the Role of Science and Math Teachers in Developing and Implementing School Curricula, American University of Beirut, May 3, 1997.

• Attended the Ninth International Conference on Technology in Collegiate Mathematics, Reno, Nevada, November 7 – 10, 1996

• Attended the International Conference on Pure and Applied Mathematics, Bahrain University, November 19 – 22, 1995.

• Attended a workshop on The Teaching Ordinary Differential Equations with Computer Experiments, Cornell University, New York, May 29 – June 3, 1992.