Interactive play objects and the effects of open-ended play on social interaction and fun. - Tilde Bekker; Janienke Sturm; Rik Wesselink; Bas Groenendaal; Berry Eggen (Advances in Computer Entertainment Technology, 2008)

Key issues for the successful design of an intelligent, interactive playground. - Janienke Sturm; Tilde Bekker; Bas Groenendaal; Rik Wesselink; Berry Eggen (IDC, 2008)