Goofy Glowing Gel by Copernicus Concepts: states of matter, gels, phosphorescence, quantum, monomers, polymers, synthesize, non-Newtonian fluids, biodegradable, observation, and models. Contains: borax solution (1 oz), guar gum (5 g), luminescent zinc sulfide (5 g), white glue, baggies, stirrers, spoon, cups and instructions. These science kits are the most completely thought out and clearly presented kits we have found. The kits are all lots of fun and you learn a lot about the concepts you are using.. They are packed with clear instructions about the activities presented and thoughtfully explain the chemistry concepts behind each experiment. All the kits come complete with everything you need (you may need to provide water). Ages 9+ with adult supervision.