spray paint your toy animals and stick in on a painted canvas. such a simple and cute idea! The kids could help make this art for the playroom.and we could use little happy meal toys (since I usually throw when away anyways!
Elf house on a tree! That would be cute in the garden, especially in the tree over grown with ivy. How about some battery tea lights in the windows during outdoor parties. I hear the fairies/elves whispering "home school project" in my ear.