Build your own bright wind-up clock with transparent pieces to see how it works.
This brilliant and colorful set helps youngsters understand how a clock works by building their own real wind-up clock - awesome! Children will be able to see why the different cogs and springs rotate and how they cause the pendulum to swing. You can turn the hands of the clock and make the bell chime too! With both sides of the clock transparent, kids can truly marvel at the workings of their creation. Once wound, this fantastic 7.5" diameter clock should run for around 6 hours. Build it and learn what makes it tick!
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