The amazing number nine

Lynn Columba
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The teacher in Jon Scieszka and Lane Smith's Math Curse (1995 Viking Press) planted the seed for a profound idea with her simple statement: “You know, almost everything in life can be considered a math problem.” This is a true statement, as students will soon discover with this set of math problems about the number 9.

Contributor Notes

Lynn Columba,, teaches in Lehigh University's Department of Education and Human Services in Bethlehem, Pennsylvania. Find detailed submission guidelines for all TCM departments at

(Corresponding author is Columba
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Teaching Children Mathematics
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