In the run-up to the fourth encounter of The Architects Series at SpazioFMGperl’architettura, Milan on 13 September, with Dan Wood, who co-founded the New York-based architecture firm, WORKac with Amale Andraos, here is one of their really green projects - a schoolyard garden with greenhouse and kitchen at the Arturo Toscanini School in Gravesend, Brooklyn.