Credit: AFP/Getty Images
#3. Japan. The land of the rising sun must be waking up early to study. Japan scored third place in the rankings for world's most educated country.
Population with tertiary education: 46.6% Average annual growth rate: 3.0% Education spending as pct. of GDP: 5.1% (6th lowest)
College students raise hands as they shout during the kick off ceremony of job hunting in Tokyo on February 5, 2009 with an estimated 3,000 students attending the annual ceremony. Japan's government on February 5 called on business leaders to think twice before laying off workers a day after electronics giant Panasonic Corp. said it would shed 15,000 jobs worldwide. AFP PHOTO/Toru YAMANAKA (Photo credit should read TORU YAMANAKA/AFP/Getty Images)