How to Create a simple, spiraling heat motor with rising hot air

Know someone who's full of hot air? Grab them and make a heat motor with this cool home science experiment with Mr. G. When air is heated, it rises. This experiment uses that natural law to create a simple, spiraling heat 'motor'.

You'll need candles, a long BBQ match, some paper plates, and scissors. This is a good one for kids, with parental supervision.