![]() When it reaches the desired size, gently shake it off the portion cup. ![]() You will find a boo bubble, filled with carbon dioxide and water vapor, taking shape.Submerge the portion cup in the soap solution and then cover the bottle with the funnel.Control the pressure of the smoke by adjusting the area of the bottle covered by the funnel. Invert the funnel over the bottle to get the smoke pouring into it.Make the soap and dry ice solutions as directed above but put the latter inside the bottle this time.Slide the free end of the rubber tube into this hole. The colder the better for this activity I recommend trying this experiment when the temperature is below 20 degrees. Look for an outdoor space that is sheltered from the elements. It is best do do this activity in the shade & out of direct sunlight. Make a hole at the base of a small portion cup having the same diameter as the tube. With a bit of practice your kids will be blowing ice bubbles like a pro.Use a utility blade like a box-cutter to chop off the top of a 2-liter The hole at the top should not have a diameter greater than that of the funnel to be used later.However, you can also create them manually. They are ghostly, vapor-filled, bouncing and touchable. You can make exciting boo bubbles using a dry ice boo bubble machine. Want some more dry ice tricks up your sleeve? Read on. Whether you use just markers or get out all the supplies, doesn’t matter for the experiment itself. Other Cool Things to Do With Dry Ice Bubbles BUBBLE SOLUTION 1 cup water 4 tablespoons dish soap 2 tablespoons light corn syrup SET UP WINTER BUBBLE SCIENCE ACTIVITY You can let the kids have a great time getting crafty with their individual snowman cups. Information on safety: Don’t let your body come in direct contact with dry ice as it is dangerously cold, and you may even get a frost bite if not sufficiently careful. When the bubble has bulged out enough, it will burst and release a massive cloud of smoke.
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