DIY Glow in the Dark Kryptonite Candy Recipe and Tutorial from Instructables here. You use vitamin B2 to get it to glow under UV lights. GIF by me.
DIY Halloween Ghost from Halloweenforum.com here. There are lots of ghosts made and lit in different ways at this link. The poster, FATMAN, for this post used a black light with a reflector. There is a YouTube video here on how he made this ghost. FATMAN wrote:
The ghost is made of the standard coat hanger frame, cheese cloth soaked in rit whitener, and a hollow plastic skull. Pretty basic.
DIY Toilet Paper Roll Eyes in The Bushes Tutorial from Thrifty Crafty Girl here. There were no good after photos, but you cover or paint in black and put a glow stick in them. Go to the link for more info.
Glow in the Dark Faux Corset. Black t-shirt and Tulip Glow in the Dark 3D Paints. Great idea for Halloween. Tutorial by Maya Murillo at Instructables here.