In Pictures: 14 cool, but off-beat inventions

Lots of inventions are not the iPad, but they are still cool, sort of

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Computer engineers Girly Perando (L) and Janiena Roxanne Dirain display a prototype of their team's invention called the "Wearable Obstacle Detection System and Braille Cellphone for the Blind." The invention, which can detect obstacles within a range of five meters, also serves as a mobile phone with a Braille keypad for the visually impaired.

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In Pictures: 14 cool, but off-beat inventions

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