Free, bi-weekly math enrichment for all K–5 JSIS students! No registration necessary.
For any questions/suggestions, please email the program coordinator - Kalpana Roy at mathchallenge@jsisptsa.org
🏆 2026-27 Math Challenge Participants
Bragging rights unlocked!
Participating students get their names featured here.
Math Challenge #1
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Math Challenge #2
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Math Challenge #3
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Math Challenge #4
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Math Challenge #5
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Math Challenge #6
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Math Challenge #7
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Math Challenge #8
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Math Challenge #9
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Math Challenge #10
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Math Challenge #11
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Math Challenge #12
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Math Challenge #13
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Math Challenge #14
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Math Challenge #15
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John Stanford International School
4057 5th Ave NE, Seattle, WA 98105
Contact the PTSA @ theboard@jsispta.org