Card making: This I LOVE U card would be great for Valentine& Day or just to tell someone you care. Print the template and cut the solid lines with a sharp knife. Don& cut the dotted lines. Those are there to show you where to fold.
[Handmade DIY homemade storage box tutorial] -- in Chinese, but the pictures are instructive, and the box model is easy to find in origami tutorials.- Not to mention would be great at holding loose jewelry laying around.