Science Rocks

Mentos Geyser

Ideal for Toddler, Preschool/Pre-K, School-Age

Mother and daughter conducting a science experiment with safety glasses on.

Materials Needed:

  • 2 Liter bottle of diet cola soda
  • Pack of Mentos candy
  • Piece of paper for funnel

Directions:

This activity is best suited for outdoors under adult supervision.

  1. Place the bottle of soda squarely on a flat surface.
  2. Open the bottle.
  3. Quickly funnel the Mentos candies into the bottle.
  4. Stand back, and watch the geyser spray

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