MUHNAC Courses — Abacuses and other calculating mechanisms

This Course is part of the free educational offer of MUHNAC COURSES in collaboration between the National Museum of Natural History and Science and Ludus. Registration is required for all participants throughthe registration form to be sent to geral@museus.ulisboa.pt 
With Jorge Nuno Silva
Days 25 – 26 June 2025, 6pm to 8pm
Descrição:

Calculation tables and abacuses have developed over the millennia, enabling, for better or worse, the practice of arithmetic. We will go through their historical evolution, studying their respective operating methods.