Related Labs, Activities, and Other CoolStuff
Experiment with Light Energy and Phosphorescence!
This specially coated paper absorbs light and emits it slowly. Use a camera flash to create lasting shadows. Try different colors and intensities of light - even ultraviolet! Experiment with wavelength, intensity, and energy absorption. Removable adhesive backing. Sold in packs of 5 sheets that measure 8 1/2" x 11"