The Times of India- German inventors have developed a new pen that gently vibrates every time it senses a spelling mistake or sloppy handwriting.
I think it's very cool, but vibrating after you make a spelling error which is not useful. So in my opinion pencil would be better option ..
I think it's very cool, but vibrating after you make a spelling error which is not useful.
So in my opinion pencil would be better option ..