http://www.mentalfloss.com/blogs/archives/10697 Feel Smart Again Mon, 13 Feb 2012 10:01:32 +0000 hourly 1 http://wordpress.org/?v=3.0.5 http://www.mentalfloss.com/blogs/archives/10697/comment-page-1#comment-45930 Mischelle Wed, 02 Jan 2008 04:38:31 +0000 http://www.mentalfloss.com/blogs/archives/10697#comment-45930 Interestingly, the Discover Channel sells a coin jar that automatically calculates the amount the coins in the jar are worth. It knows what type of coin is being put into the jar and adjusts the quantity accordingly. Interestingly, the Discover Channel sells a coin jar that automatically calculates the amount the coins in the jar are worth. It knows what type of coin is being put into the jar and adjusts the quantity accordingly.

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