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Lv 6
? asked in Science & MathematicsEngineering · 1 decade ago

What is that instrument?

I am talking about an instrument used to draw shapes like flower.

The instrument contains a ring shaped item, cog-like things of different size is placed inside the ring and rotated while a pen/pencil is placed on the cogs.

It is used to draw patterns like flowers.

1 Answer

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  • 1 decade ago
    Favorite Answer

    Spirograph.

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