More to explore:
Glow stick xylophone. Put the glow sticks in cups of water and an aura comes off in the dark, when you tap them. (really?)
How to make a glow jars
DIY: Easy Mason Jar Luminaries
Glow in the Dark Paint + Jars
How to: Make Glowing Firefly Jars
Glow in the dark.
Monogram lights, bathroom organizers and more: 8 mason jar DIY projects