Children discover the science behind fizzy, foaming reactions with the Fizzy Volcano Preschool Science Lab set. This 13-piece lab set for children ages 4 and up is a fun way to introduce little ones to science, chemistry and working with laboratory equipment through fun, easily repeatable experiments. Do 10 child-safe experiments that encourage curiosity and build skills in observation, cause-and-effect thinking, and problem-solving. Made from durable materials, the equipment is sized for little hands, and is easy to clean and store after use.