Early Childhood Education Journal · 2003 · 44 citations · 25 references
EducationEducational MeasurementPsychologyChild DevelopmentPsychometricsScale DevelopmentContent ValidityPhysical Activity For ChildrenPlay BehaviorPlay-based InterventionPsychological TestingRating Scale DevelopmentBehavior Rating ScalesChildhood PlayConstruct ValidityConstruct Validity AssessmentPlay Quality
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