Pi to 30,000 Places: Hold 30,000 Digits of Pi in Your Hand. Grid System Helps You Find Exactly Which Digit You're On. Broken Into 5 Digit Groups for Easy Memorization. Great Conversation Piece. Try Finding Interesting Patterns, Like Your Birthdate, Area C
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Pi to 30,000 Places: Hold 30,000 Digits of Pi in Your Hand. Grid System Helps You Find Exactly Which Digit You're On. Broken Into 5 Digit Groups for Easy Memorization. Great Conversation Piece. Try Finding Interesting Patterns, Like Your Birthdate, Area C
