I do this - great way to transport the salad, add your dressing, (shake it with the lid back on), and eat it @ work, or on the go - Mason Jar Salads ~ How-To and Tips to Help Keep Everything Yummy and Fresh
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.