Abacus 🧮

The abacus is a 5,000-year-old calculating instrument that was used to perform simple arithmetic operations (addition, subtraction, multiplication and division) and more complex ones (such as calculating roots).Print it out and learn how to use the abacus right now! 🧮😉🏫Dimensions: - 160x145x70mmPrint Settings:- Filament: PLA+- Normal: 0.20mm- Super: 0.08mm for Axis.stl- Infill: 15%- Scale: 100%.- Without supportsSTL:- Arms.stl x2- Axis.stl x5- Deck.stl x1- Rod.stl x50 / in 5 different colorsOptionally required:- 4 x Rubber stops 10mmTools:- Glue- Teflon hammer