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Get Napier's bones old version APK for Android
How Napier bones work - interactive simulator
The interactive simulator allows to perform multiplication and division with the method developed by John Napier in the sixteenth century.
Through the use of bones, constructed as multiplication tables, you can perform various calculations.
The app is designed to understand how was solved mathematical problems in the past.
What's New in the Latest Version 5.0.0
Last updated on May 5, 2016
Bugs fixed
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Napier's bones
5.0.0 by Maurizio Giraldi
May 5, 2016