Geyser Tube

Not only are MENTOS® great to eat, but these amazing candies are loaded with wonder. Learn how to create an enormous geyser by combining MENTOS® with soda. The eruption is amazing -- up to 25 feet high -- and so is the science just beneath the surface. The Geyser Tube™ allows you to load the candies and safely disperse them into the soda bottle. Ages 8+.

The Geyser Tube™ turns two-liter bottles of soda into giant geysers all in the name of getting people of all ages turned onto science. The now famous Mentos™ and Diet Coke™ experiment turned into one of the most viral marketing campaigns in the history of the Internet. Just drop an unwrapped roll of Mentos™ into a freshly opened two-liter bottle of soda and stand back. The pop becomes a geyser of foam guaranteed to make onlookers cheer wildly and run away.