How to make Erupting Volcanoes with ARM & HAMMER™ Baking Soda: Shape cardboard into a cone, using a cup to create an opening at the top. Use plaster of Paris over the cone to form volcano (don’t get plaster inside cup). Let volcano dry and decorate as desired. Separately, mix 1/4 cup vinegar with a few drops of dishwashing liquid, water and red food coloring. Place 1 tsp. of baking soda in another cup and place inside crater. Then dump the liquid mix into crater and watch the lava magic…

How to make Erupting Volcanoes with ARM & HAMMER™ Baking Soda: Shape cardboard into a cone, using a cup to create an opening at the top. Use plaster of Paris over the cone to form volcano (don’t get plaster inside cup). Let volcano dry and decorate as desired. Separately, mix 1/4 cup vinegar with a few drops of dishwashing liquid, water and red food coloring. Place 1 tsp. of baking soda in another cup and place inside crater. Then dump the liquid mix into crater and watch the lava magic…

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