<http://schema.org/alternativeHeadline>
"The Braigo printer cost its inventor about $350, making it more affordable than other Braille printers that can retail for more than $2,000."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/green-tech/research-innovations/stories/12-year-old-invents-braille-printer-using-lego-set>