- Crux Mathematician, Canadian Mathematical Society, Ottawa, Canada
- Mathematical Education, (Quarterly), Journal Division, Wiley Eastern Ltd.
- Mathematics Magazine, Mathematical Association of America, Washington, USA.
- The American Mathematical Monthly, Mathematical Association of America, Washington, USA.
- The Mathematics Teacher, The Association of Mathematics Teachers of India.
There could be more, please share with us, if you wish.
Nalin Pithwa
At Right Angles: http://teachersofindia.org/en/periodicals/at-right-angles
This magazine has a problem section edited by people who train INMO team.
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