Additional Details ------------------------------ Bullet point: ERUPT YOUR OWN VOLCANO AGAIN & AGAIN (3 TYPES OF ERUPTIONS!) - This fun new twist on a classic science experiment works with three different types of eruptions (a color-changing slime eruption, a soft rubber balls eruption, and the tried-and-true vinegar-and-baking-soda eruption) for maximum replayability! (Slime and rubber balls included; baking soda and vinegar sold separately)