The timer-game: a variable interval contingency for the management of out-of-seat behavior.
D002648:Child; D002653:Child Behavior Disorders; D004519:Education, Special; D005260:Female; D006801:Humans; D008297:Male; D010379:Peer Group; D012054:Reinforcement, Psychology; D012073:Remedial Teaching; D012920:Social Behavior Disorders