
BrainTwister
BrainTwister #111: Pascal shaved
28 January 2026
Nancy Blachman is the founder of the Julia Robinson Mathematics Festival. JRMF's mission is to inspire joy with maths. Since 2007, JRMF has hosted more than 1500 events on six continents. Free maths activities for children of all ages are available on jrmf.org.
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