GreyMatters

RT @NathalieFytrou: The Mathematics Daily is out! bit.ly/dQeLLL ▸ Top stories today via @DoTryThisAtHome... ff.im/-15M7Wq

RT @vihartvihart: Hexaflexagons 2 is live! And crazy! youtu.be/paQ10POrZh8 ff.im/-15IIo4

RT @sirlinkalot: Last week saw the Golden anniversary of the first Bond film, Doctor No, released in '62 and aptly... ff.im/-15I4Y6

RT @numberphile: Check out the ultimate numberphile toy!!! youtu.be/ZDn_DDsBWws cc @alexbellos ff.im/-15ESth

New Post - j.mp/RnzgDF - Werner Miller shares a FREE routine from his math magic books Sub Rosa 1 and 2! ff.im/-15E0aM

RT @wilderlab: Just ran 5 miles... then I folded this #flexagon How was that @CardColm xitter.cf/wilderlab/status/25435… ff.im/-15yABK

238th @ScamSchool w/ @RobertStrong predicting the future with cards! Site: j.mp/Srjk7Y YouTube:... ff.im/-15oZV4

RT @mental_floss: Introducing the iPad version of mental_floss magazine! Download our app and get the new issue... ff.im/-15nREU

New in the Grey Matters Store - j.mp/T1lOEw - A dry erase perpetual calendar clipboard! Works w/ Day One:... ff.im/-15nH24

RT @MistieKnight: Check out this month's @MAGICmagazine - there's a great interview with @D_Copperfield as well as... ff.im/-15nkt0

Added to my "Age Cards" post: j.mp/VfAnsw RT @numberphile: A new numbery trick on Numberphile:... ff.im/-15hpsx

RT @vihartvihart: It's October 2012, Month of the Flexagon! Hooraaaaay! youtu.be/VIVIegSt81k ff.im/-15dFex

Video - goo.gl/S0hbw - Amazing speed math clips of @HumanCalculator's TV appearances ff.im/-14rDhs

Video - j.mp/TKVhkd - Anton Zellman performing, and briefly explaining, the "day for any date" feat. ff.im/-14r0HH

The September 2012 data for the @MAGICmagazine database index has now been posted: j.mp/QzuFls ff.im/-14j0ib

MT @CardColm's @AKPeters math card tricks book (52 effects) crcpress.com/product/isbn/97… taylorandfrancis.com/books/d…... ff.im/-14ibjg

RT @NathalieFytrou: The Mathematics Daily is out! bit.ly/dQeLLL ▸ Top stories today via @DoTryThisAtHome... ff.im/-14i3Un

RT @CardColm: Thanks - my book on this is due in March! “@grey_matter j.mp/OyCtiE - mathematical card... ff.im/-14eu4D

RT @CardColm: @grey_matter Many thx!! FYI it's also MAA who runs the newer format/ blog. They switched that for... ff.im/-14et19

gFlashPro - j.mp/OUTDId - a flashcard/multiple choice quiz app is currently FREE! ff.im/-14512J