Dry Ice Bomb Ingredients: * 3-4 small chunks of dry ice. * 2-liter bottle (or equivalent). * 8 oz. water. Procedure: * Fill the 2-liter bottle with approximately 8 oz. of water. * Drop the small pieces of dry ice into the 2-liter bottle. * Seal the bottle. * In approximately 2 minutes the bottle will create a huge explosion.