<http://schema.org/about>
"+ Turn an empty breakfast-cereal box into a series of ramps for dropping and rolling marbles. All you need is some shears and tape!"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/about-treehugger/best-of-inhabitots-top-7-green-diy-projects-for-kids.html>