Images from 
An economic stimulus for the mind
Challenged to recreate the “liberty matrix” they learned earlier this year, Cornerstone Schools students Desharanique Mitchell, left, and Monica Hamilton go over their notes.
Images from 
An economic stimulus for the mind
Terrance Morris raises a hand to join the discussion of minimum wage laws and their effects. He and classmate Diara Alexander, right, are eighth-graders at Cornerstone Schools.
Images from 
An economic stimulus for the mind
Guest teacher Brennan Brown uses an interactive whiteboard to describe the effects of the Fair Labor Standards Act in the Northern and Southern states.