Three Houston-area mothers are taking a novel approach to fighting the Texas law mandating posting the Ten Commandments in public school classrooms. Under Senate Bill 10, public school districts aren’t required to purchase Ten Commandments posters, but they must display them if they’re donated. Second, the moms argue Senate Bill 10 violates the Texas Religious Freedom Restoration Act, signed into law by Gov. Related:Texas Ten Commandments law likely headed to US Supreme CourtNew class-action suit filed to stop Commandments in TexasTen Commandments displays blocked again by court orderIs there a common source for the Ten Commandments bills? Federal judge strikes down Texas Ten Commandments law