• We all know the secret of Mentos(tm) and diet soda - something wild happens when you mix them in your mouth.
• Great Geysers helps you perform more than a dozen soda pop science experiments.
• From the foam rocket to the geyser tube, beware fo silly science-based surprises!
• Kit contains: geyser tube, foam rocket, salt, rock salt, pasta noodles, printed cards, plastic bottle, Mentos candy, magnifying glass, sodium bicarbonate, citric acid, instructions.
• Ages eight and up