Discover the science behind the fun while you experiment with these fascinating polymers! Demonstrate real world examples of conservation of mass, surface tension, polarity, osmosis, saturation, evaporation and more! Learn the difference between hydrophobic and hydrophilic. Discover how to neutralize these amazing polymers! All of the included polymers are reusable for hours and hours of mesmerizing fun!Experiment with different ratios of water to Instant Solid Powder to discover why its often called slush powder! Learn all about these exciting polymers and their countless applications. Ages 4 and up.