BREAK UP BIG TEXTBOOK:  Even better, bring your kids home to school.

A big tip-off to a distorted market is a lack of competition. There are basically three big education materials companies: Pearson, a British-based global giant resented almost everywhere it goes; McGraw-Hill; and Houghton Mifflin Harcourt. Previously, there were dozens if not hundreds of little education presses.

James O’Keefe’s Common Core Videos Are Just The Tip Of The Iceberg, Part I.