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This Spiro Gears is a fun geometric drawing device. 
It's small portable size makes it ideal for creative moments during travels.
It produces roulette curves also known as hypotrochoids and epitrochoids.
Includes different rotating gears, a pen holder and a gear storage on the frame.
Each element has holes to insert a colored pencil or pen.Eco-friendly sustainable material made of wood.
No messy glue required. 
Clear colourful step-by-step assembly instructions.Very high precision laser-cut plywood with amazing details.All inclusive boxes, self assembly.


SKU : AV0118107
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