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+.
Price: $9.99
Make a 25 foot soda geyser with Steve Spangler's Geyser Tube. Just add the included Mentos mints to a 2-liter bottle of diet soda and run away! Comes with 4 bottle tops allowing you to pick the shape of your stream: Geyser, Fountain, Fan, or Run Away.