“…For instance, ''natural playscape" [n = 3 studies [76,82,83]], ''nature playground" [n = 2, [74,81]], and ''natural play" [n = 2, [73,85]]. Remaining studies used varying terminology including ''free play in nature" [77], ''nature-based" [20], ''open space" [78], ''forest (natural) playground" [5], ''nature preschool" [84] and lastly ''natural zone" [80,87]. Despite variations in terminology used to describe nature play, some consistent characteristics were observed; specifically, free play and interacting with natural elements such as trees, sand, water and vegetation.…”