by Martin Duval (Author)
With more than 10 variations of Super Sudoku 16x16 this book is a delight. Also in order to strain your brain and not your eyes this book each page has one puzzle. It has variations never seen elsewhere: Cubic, Pentagram, Hexagram, 3D. etc.
Number of Pages: 108
Dimensions: 0.22 x 11.02 x 8.5 IN
Publication Date: June 15, 2018