There are 1,681 precincts in Iowa where registered voters caucus.
And if you don't know how caucuses work, you're not alone.
We thought we'd have a little fun with our explainer by using toy figures from the past 60 years. Perhaps you'll recognize a few of the candidates and caucus goers.
WATCH the video in the player above to learn how the caucuses in Iowa work.
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Christa Dubill can be reached at christa.dubill@kshb.com.
