Tuban Hydrophobic Sand Water Experiment Kit with Aquarium - 5 Colors

- Hydrophobic sand for use in water-based research.

- Sand doesn't absorb water when left in it for an extended period of time because of its special qualities, and it stays dry when removed!

- The set comes with five different colors of sand, 40 grams of sand each measuring cup, a water jar, and kid-safe sand.

- Appropriate for those eight years of age and up.