And best done outside, interacting with the stuff of life.
Not via an hour a week inside a class of 30 others, with a dog-eared textbook containing black and white photographs, supplemented with one supervised 4-hour visit a year.
(And I hear fifteen minutes of that are taken up with a health and safety lecture on the hazards of water, grass, doorhandles, pencils, carparks, straying from the group, and sheep.)