- Invited Speaker in 12th Iranian Mathematics Education Conference. Iran, Semnan. 2-5 September 2012.
- Invited Speaker for workshop in General Assembly of Central Committee for Iranian Mathematical Houses, Iran, Neyshabour. 22-23 August 2012.
- Invited Speaker for Second Mathematics Education Seminar & Honor of Professor Zahra Gooya in Shahid Bahonar University of Kerman. Iran, Kerman. 1-2 June 2013.
- All papers that introduced in Conference section, presented by first author in the conference.
