HOW TO give your well-loved button-up shirt a second life as a comfy throw pillow
Leather mason mug
DIY alphabet containers (made using air-dry clay): http://www.willowday.com/2012/06/diy-alphabet-containers.html
Mason jar peek a boo candle holder DIY with painters tape, spray paint, and heart shape (or whatever shape or letter or designs)
glow in the dark spots in a jar, use glow in the dark paint to paint spots in the interior of the jar. The jar can glow after it has been exposed to light for a few minutes.
DIY Valentine gift idea