Scientific Explorer Hydro Super Sand Sink it and sculpt it! Build sand sculptures under water! Sand stays dry, in or out of water Includes: Blue, Orange, and Pink Hydro Sand; Clear Plastic Water Tank; Small Sieve, Sculpting tools; Easy step-by-step instructions Recommended for children 6 years of age and older Includes: Blue, Orange, and Pink Hydro Sand; Clear Plastic Water Tank; Small Sieve, Sculpting tools; Easy step-by-step instructions