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Day One (Ad) greymattersblog 187 views Now available: http://www.lybrary.com/day-one-p-137029.html The classic "Day For Any Date" feat has been updated! Day One is a new approach to appearing as a human ca...
Magnetic Perpetual Calendar greymattersblog 71 views Available at: http://www.cafepress.com/greymattersstore/8418906 These ingeniously designed magnets work together as a perpetual calendar! By combining the "days" magn...
Verbatim 2.0 - Memorize any text word-for-word! greymattersblog 1,242 views Wouldn't it be great to download things like monologues, poems, presentations, scripture, scripts, song lyrics, and speeches directly into your brain? That's not possible y...
2011 Dice Calendar iOS Device Cases (Explanation) greymattersblog 255 views These iOS device cases hold a secret: They're specially designed to allow you to determine the day of the week for any date in 2011! This video explains how. With prices...
US State Flag Mnemonics - State Flags with Clues and State Flags with Unusual Shapes greymattersblog 1,094 views Welcome to Grey Matters' presentation, US State Flag Mnemonics. This particular presentation is part of a series, which together teach methods to remember the flags of all ...
US State Flag Mnemonics - State Flags with Shields greymattersblog 410 views Welcome to Grey Matters' presentation, US State Flag Mnemonics. This particular presentation is part of a series, which together teach methods to remember the flags of all ...
US State Flag Mnemonics - State Flags with Circular Seals greymattersblog 311 views Welcome to Grey Matters' presentation, US State Flag Mnemonics. This particular presentation is part of a series, which together teach methods to remember the flags of all ...
US State Flag Mnemonics - State Flags with State Features greymattersblog 343 views Welcome to Grey Matters' presentation, US State Flag Mnemonics. This particular presentation is part of a series, which together teach methods to remember the flags of all ...
US State Flag Mnemonics - State Flags with Gold Designs and State Flags with White Backgrounds greymattersblog 312 views Welcome to Grey Matters' presentation, US State Flag Mnemonics. This particular presentation is part of a series, which together teach methods to remember the flags of all ...
US State Flag Mnemonics - State Flags with Simple Designs greymattersblog 443 views Welcome to Grey Matters' presentation, US State Flag Mnemonics. This particular presentation is part of a series, which together teach methods to remember the flags of all ...

About Grey Matters: YouTube

This channel is part of the Grey Matters ( http://headinside.blogspot.com/ ) family of sites, specializing in amazing mental feats, such as memory and lightning calculations.

Our motto is "Train and Strain Your Brain to Entertain!"

You can see even more videos of mental feats at Grey Matters Videos ( http://gmvlog.blogspot.com/ )!

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