DIY Volcano Eruption Experimental Device Science Kit Educational Toy for Kids Simulate the real volcano eruption Great science project for kids The children build and DIY their own volcano eruption experimental , witness the whole process of volcano eruption and sense the theory of eruption, enjoy the fun and happiness of exploration Only for use by children over 10 years old. To be used solely under the strict supervision of adults that have studies the precautions given in the experimental set. Not suitable for children under 36 months because of small parts-choking hazards