Marshmallows making funny faces With this experiment we'll cause marshmallows to make funny faces and demonstrate a scien-terrific principle called pressure. Draw a face on both ends of a large marshmallow (the flat end). Draw 'em to look like Dad if possible - it'll make the experiment much more humorous. Drop the marshmallow into a glass bottle. You'll have to make sure and use a bottle that has a opening slightly larger than the marshmallow. Take the straw and wrap the clay about 1 inch from the end in such a manner that the clay forms a 'ring' around the straw. Place the short end of the straw into the bottle. The clay should stop the straw from dropping all the way into the bottle.…
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