By Carolyn Thompson
The Associated Press
Miss Kindergarten is in the million-dollar club. So are Lovin Lit, the Moffatt Girls and about a dozen other teacher-entrepreneurs who are spinning reading, math, science and social studies into gold by selling their lesson plans online to fellow teachers around the world.
Despite worries from some educators, such online marketplaces are booming, driven by rising standards and the willingness of teachers to pay out of their own pockets for classroom-tested materials.