Most Popular Math Fun Facts

• Gabriel's Trumpet 4.59
• Whiffle Ball 4.58
• Euler's Product Formula 4.57
• Visual Multiplication with Lines 4.56
• Hailstone Numbers 4.52
• Derivative Paradox 4.52
• Pretzel Unlinking 4.52
• Finding the N-th digit of Pi 4.51
• Four Fours Problem 4.49
• Kaprekar's Constant 4.49
• Arclength Surprise 4.49
• Sums of Two Squares Ways 4.48
• Wilson's Theorem 4.48
• Area of an Ellipse 4.47
• Repeating Digits 4.46
• Products of Sums of Two Squares 4.46
• Area of a Circle or Regular Polygon 4.46
• Devil's Staircase 4.45
• Buffon Needle Problem 4.45
• Sine of (1/55555....) 4.45
• Impossible Integral? 4.44
• Inductive Tiling 4.44
• Cantor Set 4.43
• How GPS Works 4.43
• Proof with Words 4.43
• Conic sections 4.43
• Ham Sandwich Theorem 4.43
• Sum of Cubes and Beyond 4.43
• One Equals Zero! 4.42
• Proofs without Words 4.42
• Birthday Problem 4.42
• Poker Probability Paradox 4.42
• Divisibility by Eleven 4.42
• Does Order of Addition Matter? 4.42
• Difference of Squares 4.41
• Euler Characteristic 4.41
• Binary Card Trick 4.40
• Spherical Pythagorean Theorem 4.40
• Morley's Theorem 4.40
• Taylor-made Pi 4.39

• Though not among the most popular, your Fun Fact now rates: Hairy Ball Theorem 4.38

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