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				An idler's miscellany of compendious amusements ... Posted in Science & Math by Greg Ross on April 26th, 2010. Imagine you have a little robot that holds a pencil. ...			 
				
					http://www.futilitycloset.com/2010/04/26/spirolaterals/				
									
							 
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					Welcome to CuriousMath.com. Want to learn how to quickly square a number that ends in 5? ... I also invite you to Register with us and become a CuriousMath.com member. ...				 
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					Calculating with beads. Information on how to use either a real life abacus or the online Java model.				 
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					5 Numbers is a quirky look at five of the most important numbers in mathematics ... At its simplest, Pi is the ratio of the circumference of a circle to its diameter. ...				 
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					Successive records for the number of home runs scored by a single batter in a ... Found on a test: http://mathtest.idiotworld.com/. Answer: http://www.rikk-cowsys.com ...				 
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					Tanya Khovanova's personal page with math puzzles and other fun math.				 
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					Tons of very cool math stuff for kids, teens, parents and teachers ... Coolmath.com - An amusement park of math and more... designed for fun! Bored with math? ...				 
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					A collection of damn interesting things including sections devoted to energy, cars, computing, disasters, medical science, space, wonders of nature, and plenty more.				 
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