We have a system that administers grade-level assessments and gives no credit to students who start well below grade level and make amazing progress or to those who are able to race ahead.

FORBES: The Counterproductive Attack on NYC's School of One

These ribbons encourage students to take extra quizzes that have absolutely no effect on their grade.

FORBES: Education Meets 'World Of Warcraft'

That same year the No Child Left Behind law passed, requiring public schools to test students at least once a year, from grade three on.

FORBES: Magazine Article

Try to think of the last time you saw a newspaper story about No Child Left Behind that mentioned low intellectual ability as the reason why some students don't perform at grade level.

WSJ: 'Real Education'