thingiverse
A design by ForgetfulJones, modified so it can work for 3D printers.
Shape is rounded and the gears are bigger to adapt for children's use and fun.
23 Sept. :
A higher frame has been designed around the gears, and a new file with this changing, uploaded: spirografo2Bea_fixed.stl
Direct link to the original creator's page
Click the "View on thingiverse" button above to visit the original model page on thingiverse. You can download the STL file directly from the creator's page for free.
This STL file is compatible with most FDM 3D printers (Creality Ender 3, Prusa MK3S+, Bambu Lab, etc.) and resin printers (Elegoo, Anycubic). Check the original page for recommended print settings and materials.
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Most STL files can be modified using free software like Blender, TinkerCAD, or Meshmixer. Check the license on the original thingiverse page to see if modifications are permitted by the creator.