Purple Comet! Math Meet 2027: International Team Math Contest
A free international online contest for middle and high school students: teams of 1-6 students solve mathematics problems. The contest window runs from 6 to 15 April 2027, and each team chooses its own start time, with 60 minutes for 20 problems in middle school and 90 minutes for 30 problems in high school. An adult supervisor registers teams on the contest website; the pages are in English, and printable versions of the problems are provided in several languages.
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