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Futility Closet

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Visit this site: http://www.futilitycloset.com/category/science-math/
Author:Greg Ross
Description: "An idler's miscellany of compendious amusements." Math posts, which date back to January, 2005, have included puzzles, curios, and trivia from the lives of famous mathematicians -- all "self-contained and written as concisely as possible" -- such as "The Flynn Effect," "Pull Over," "Loopy," "Geometry Disproves Arithmetic," "Alcohol Problem," "Recursive Gratitude," "Proof That 3 = 5," "Truthful Numbers," "Mirror Years," "Thrice Sure," "Syllogismus Crocodilus," "Still Waters," "Top Secret," "Holditch's Theorem," "The Elevator Problem," "Business Trip," "The Infected Checkerboard," "Transversal of Primes," "The Sofa Problem," and "The Paradox of the Second Ace."
Levels: Middle School (6-8), High School (9-12), College
Languages: English
Resource Types: Problems/Puzzles, Recreations
Math Topics: Basic Algebra, Arithmetic/Early Math, Discrete Math, Euclidean Plane Geometry, History and Biography, Numerical Analysis, Probability, Statistics

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