This is the coolest gardening site - on the Gardeners Supply Company website you can design your own garden beds by clicking and dragging the plants you want, where you want them. Then you can print your planting map w/ very detailed planting directions.
"Even better idea for a cucumber Trellis. This way i can make use of the sides of the beds I've already built" (and do this for melons too - use old stockings to put them in a sling if they get really big.
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.