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PI SMART BOOKMARKS
$3.79
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$3.99
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One side of these colorful bookmarks displays dozens of digits of pi. The reverse side presents other important pi information, including formulas involving pi, the meaning of pi, the relationship between pi and the diameter and circumference of a circle, and more. 36 bookmarks per pack.
One side of these colorful bookmarks displays dozens of digits of pi. The reverse side presents other important pi information, including formulas involving pi, the meaning of pi, the relationship between pi and the diameter and circumference of a circle, and more. 36 bookmarks per pack.