Having a website that 20% of teachers nationwide use is a pretty powerful place ...

		jcampbell1 on April 11, 2011 \| parent \| context \| favorite \| on: MIT junior dropping out to work on education start... Having a website that 20% of teachers nationwide use is a pretty powerful place to build a business from. Quia started from the same place, and now does something like $40M/year in revenue with their IXL product.