7 LEDs make a christmas tree.
If you can solder a little, you can make a christmas tree without hurting any trees. It takes 7 LEDs, some wire and a battery. That's it.
The video below features some LED Christmas Stars as well. The making of the Stars is covered in a separate Instructable
No video playing? Have a look at it here...
So get your soldering iron, grab your LEDs, find some batteries and kick off the christmas decorating season.
If you're uncertain about your soldering skills: Start with making the star (over here
). It's easy. You can do it. Really. Trust me.