Fun Facts with Figures

There are currently 78 Fun Facts containing gifs.

• Arclength Surprise
• Area of an Ellipse
• Banach-Tarski Paradox
• Behold! the Pythagorean Theorem
• Bike with Square Wheels
• Brouwer Fixed Point Theorem
• Buffon Needle Problem
• Cantor Diagonalization
• Cantor Set
• Chords of a Unit Circle
• Chords of an Ellipse
• Complex Roots Made Visible
• Conic sections
• Connected Sums
• Devil's Staircase
• Dinner Party Problem
• Domino and Square Tilings
• Dominoes on a Chessboard
• Drunken Walker and Fly
• Ellipsoidal Paths
• Envy-free Cake Division
• Euler Characteristic
• Farmers and Pesky Birds
• Football Field
• Four Color Theorem
• Fundamental Group
• Gabriel's Trumpet
• Hairy Ball Theorem
• Ham Sandwich Theorem
• Holey Beads
• How many Rationals?
• Hugging the Equator
• Hyperbolic Geometry
• Inchworm on a Rubber Rope
• Inductive Tiling
• Kakeya Needle Problem
• Klein Bottle
• Koch Snowflake
• Koch Tetrahedron
• Making Magic Squares
• Monty Hall Problem
• Morley's Theorem
• Music Math Harmony
• Napoleon's Theorem
• Nine Point Circle
• Odd Numbers in Pascal's Triangle
• One, Two, Three, Pi
• Pascal's Triangle
• Pass the Beer
• Perfect Shuffles
• Pick's Theorem
• Pizza Slices
• Polyhedral Face Vectors
• Pretzel Unlinking
• Projective Planes
• Proof with Words
• Proofs without Words
• Regular Solids
• Rental Harmony
• Reuleaux Wheel
• Right Double Cone
• Rolling Polygons
• Rubber Bands Stuck on a Torus
• Scrabble Identity
• Shortest Pythagorean Proof?
• Sliding Chords
• Space-filling Curves
• Sperner's Lemma
• Spherical Bands
• Spherical Geometry
• Suspended Rope Trick
• Taylor-made Pi
• Tesseract
• Thinned-Out Harmonic Series
• Toggling Light Switches
• Tower of Powers
• Unbelievable Unlinking
• Visual Multiplication with Lines