08-02-2013, 10:40 PM
Cool.. .... +1 reputed...
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Lernstift - Smart Pen for writing without Mistake
16-02-2013, 07:39 AM
This is very useful for the growing age childrens, where they can rectify by themselves
"We learn from our failure, not from our success"
16-02-2013, 09:12 AM
how the Lernstift - Smart Pen detects whether our name is correct or not
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