That sound interesting in principle, but I wouldn&#x27;t trust a book by the current Polish government. That being said, there are already a number of great open teaching materials available, e.g. <a href="http:&#x2F;&#x2F;openlogicproject.org&#x2F;" rel="nofollow">http:&#x2F;&#x2F;openlogicproject.org&#x2F;</a>