Kids are spending less time outdoors than prison inmates, and it’s leading to a whole host of problems like obesity, nature deficit disorder and lower levels of what could be called “ecological literacy”. But how do you get screen-addled kids excited to go outdoors? Perhaps we could learn from Bruno Ferrin, an Italian restauranteur and self-taught maker, who created this astounding “ecological park” in Battaglia, Italy. It’s filled with almost 50 rides: hand-built swings, a…