The Internet provides a large number of videos about the cola-Mentos fountain. There are also several media available that present the phenomenon as a challengeing show event. The challenge is to produce as high a fountain as possible. To do this, students need to enquire into the reasons and functioning behind the cola-Mentos fountain trick.
Solubility, gases, carbon dioxide, fizzy drinks.
13 to 16 years old.
Expected time for the mystery
Approximate time for teacher preparation: do not mention it.Approximate time in classroom: 90-min lesson.
No hazards.Disclaimer: the authors of this teaching material will not be held responsible for any injury or damage to persons or properties that might occur in its use.