Human Rights Watch , ACLU says that ` ` ' learning '' Corporal punishment is used frequently in schools in 13 states ; it 's legal in 21 . Religious groups say such rules are often disproportionately applied . Watch how one Texas family feels about corporal punishment » . Evangelical leader 's group says spanking ` ` can be useful '' in elementary schools .
Human Rights Watch , ACLU says that ` ` ' learning '' Corporal punishment is used frequently in schools in 13 states ; it 's legal in 21 . Religious groups say such rules are often disproportionately applied . Evangelical leader 's group says spanking ` ` can be useful '' in elementary schools .