This is a really fun instructable.
All you will need is :
And Some Sparkles .
Step 1: Step One: Cutting Glow Sticks
First thing you need to do is open the jar and cut the glow stick(s).
Carefully shake the glow stick into the jar, eventually you will see a long stick like substance come out of the glow stick carefully cut it into pieces, still holding glow stick in the jar.