Concept: putting a vine, eg passion fruit, choko, etc over the garden shed to cool it in summer and make use of the vertical space for food production, plus it looks more appealing. Could even grow different vines at same time to add greater visual and food interest. Plus, Great book, apparently ;-). All you need to know about how to build your own little green roof on a shed or outbuilding.
A humble garden shed, painted and prettified to make a gorgeous playhouse for girly girls like my 5yo M. She would LOVE this - when she's too cool for a playhouse dad can paint green and park the lawnmower.