It really doesn't get much easier than this. Get the kids involved and watch the glow on their faces when the birds start to roost. Child decoration time: A lot longer (ah, bliss). Durability: A full season or even two.
DIY: Bread house for the birds! A clever use for stale bread. and the birds will love it! But it may NOT BE a very good house when BAD RAIN/SNOW weather comes,. The bread will get very wet and mushy, and it will NOT A BE A DRY SHELTER for the birds.