The family learning research in museums has been given increased attention over the past decades. Family, which is primarily regarded as a learning venue for family members to share common value and language, is rediscovering its functions of constructing meaning and building identity in museums. This article is a literature review of family learning. First a socio-cultural theory is adopted to examine systematically the nature of family learning. Then, current research trends of family learning are addressed together with suggestions to museums to plan family-friendly exhibits. Finally, the social roles of museums are discussed from the family learning perspective.