Black Light Science
- Spy science and ultraviolet technology combine to create six cool ultraviolet experiments using black light science.
- Conduct UV light experiments on different surfaces and textures!
- This nine piece set includes an ultraviolet laser, highlighter, UV sensitive putty (1. 45 oz. ), 3 sheets each of white and black paper.
- UV light batteries are inaccessible and non-replaceable.
- Recommended for 5 years and up