1. The degree to which traditional play equipment, Parkour play elements, and Aldo van Eyck's play sculptures have an open function. Issue 2 (4th March 2021) Authors: Lynn van der Schaaf, A.; Jeschke, Amy M.; Caljouw, Simone R.; Withagen, Rob Journal: European early childhood education research journal Issue: Volume 29:Issue 2(2021) Page Start: 293 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗