The Purple Cow Crazy Scientist STUFF Glow In The Dark Putty (PCCS3491) is a hands-on STEM activity kit that lets kids stretch, squish, and mould a glowing compound while learning basic science concepts. Charge the putty under light and it emits a visible glow in the dark, making the science of phosphorescence tangible and engaging for younger experimenters.

Key Features

• Glow effect is activated by exposure to natural or artificial light, demonstrating phosphorescence in a simple, visible way
• Putty can be stretched, squeezed, and shaped, combining sensory play with scientific exploration
• Designed as an educational STEM activity suitable for children, with no complex setup required
• Part of the Purple Cow Crazy Scientist STUFF range, which focuses on accessible, experiment-led science for kids