Table 1.

Outdoor learning contexts by participant age.

	Infants	Primary	Secondary	Total
Adventure therapy (i.e., using adventure as a context for treatment)			4	4
Adventure education (e.g., canoeing expedition)		2	35	37
Regular field trips (e.g., environmental projects)	1	6	4	11
Curricular lessons in local outdoors (e.g., writing poetry in the forest)		23	6	29
Residential camp (e.g., science camp)		15	23	38
School grounds (e.g., playground)	1	1	1	3
School gardens (located in the school, or in the local community)	2	16	8	26
Other	1	2	5	8
Total	5	65	86	156

Studies which had multiple ages were counted for each category.