Explore sensory play with these easy at-home water-based bottle experiments! Watch your kid’s cares melt away as they’re mesmerized by swirling glitter or challenge themselves to tilt a fish through a hoop in the 2 provided leak-proof bottles. The fun doesnt stop there! The included crystal-clear instructions include 4 additional experiments using common household ingredients. For ages 6 and up. WARNING: CHOKING HAZARD – Small Parts. Not for children under 3yrs.