KUBOK – Collection n. 1: Logic Puzzles
The new paper collection of mathematical logic puzzles from the KUBOK series is finally available, 60 pages and over 160 puzzles with 4 difficulty levels. You can find our book […]

The new paper collection of mathematical logic puzzles from the KUBOK series is finally available, 60 pages and over 160 puzzles with 4 difficulty levels. You can find our book […]