educational_activity has definitions from the field of education
1
[ noun ] (education) the activities of educating or instructing or teaching; activities that impart knowledge or skill

Examples

"he received no formal education" "our instruction was carefully programmed" "good teaching is seldom rewarded"

Used in print

(Gibson Winter, The Suburban Captivity of the...)

The transmutation of mission to co-optation is further indicated by the insignificance of educational_activities , worship , preaching , and publicity in reaching new members .

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