myminifactory
Abacus
This is an abacus. It prints in one go without any supports. Note that it has to be turned around after printing for use (the feet will stick upwards to be printable) The default abacus has 4 balls of value 1 and one ball of value 5 on each rod. It has 13 rods.
The abacus, also called a counting frame, is a calculating tool that was in use centuries before the adoption of the written modern numeral system and is still widely used by merchants, traders and clerks in Asia, Africa, and elsewhere. This printable version can be used as a teaching aid and to practice mental arithmetic.
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Frequently Asked Questions
How do I download Abacus?
Click the "View on myminifactory" button above to visit the original model page on myminifactory. You can download the STL file directly from the creator's page.
What 3D printer can I use for this model?
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.
Is this 3D model free to download?
This is a premium model priced at on myminifactory. Premium models often include higher detail, multiple parts, and print-tested files.
Can I modify this STL file?
Most STL files can be modified using free software like Blender, TinkerCAD, or Meshmixer. Check the license on the original myminifactory page to see if modifications are permitted by the creator.