This kit includes absolutely everything you need to create a volcano and make it erupt! The perfect hands-on experiment for any science fair. Includes a learning guide. This is a classic STEM project that teaches kids about chemistry, geology, and earth science. It's a proven home-school lesson your child will love! The interior of the earth is filled with the hot magma and inflated bubbles. Under great pressure, the magma will burst out of the crust from a weak place and erupt, causing the eruption of the volcano. Contents Included: Volcano Replica Eyeshade Syringe NaHCO Powder CHO Powder A Stirred Stick Spoon