Today, Apple revealed to TechCrunch that the company has sold more than 8 million iPads to educational institutions worldwide, accounting for some 6.6% of total iPads sold, with 4.5 million of those to U.S. based schools. In a number of Apple's quarterly earnings calls over the past couple of years, Apple executives have repeatedly shared details of large transactions to educational institutions and of an iPad adoption rate by educational institutions that was unlike any Cook had seen before. In the Q3 2012 conference call, the company noted that a schoo