NEW VERSION WITH SHAPED CAPS!!!

Now, you can experience the popular soda and Mentos reaction with your own Geyser Tube™. Load the Mentos® into the tube , stand back, and let the eruption begin! Now enjoy your soda eruptions with the interchangeable caps that produces various types of sprays.

4 different types of eruptions! Create a single spray, a long rectangular spray, an X spray and a 3-hole geyser!

Enjoy 25 foot high, soda eruptions every time without getting yourself drenched! Watch as the pressure from the Mentos® rockets the soda out of the bottle. (diet soda works best because there's no sugar). Just load the Mentos® into the tube, lock the pressure nozzle into the place and pull the pin. The pin is attached to a long string which allows you to pull it from a distance. Have a blast with this cool science experiment.

Check out or Mentos® Soda Geyser Race Car for amazing soda and mentos racing science!

(Ages 8+ with adult supervision)

 
Astra Top Ten Toys

What you'll get:

• Geyser Tube™.
• Roll of Mentos® chewy candy mints.
• Interchangeable caps for various spray types.
• Instruction guide for the biggest eruptions!

Incredible Science Fun Learning Ideas:

• Learn about carbon dioxide and oxygen reactions and the various factors that affect the growth rate of carbon dioxide bubbles.
  
• Experiment and change the variables while trying to determine the results. Vary the types of soda, temperature of the soda, number of Mentos, regular old diet soda.