Sudoku 16 X 16 Level 5 : Extremely Hard! Vol. 1
Subtitle: Play 16x16 Grid Sudoku Extremely Hard Level Volume 1-40 Solve Number Puzzles Become a Sudoku Expert on the Road Paper Logic Games Smart Math Genius for All Ages Boys and Girls Kids to Adult Gift
Publisher: Independently Published
Published: 2020
Language: eng
ISBN-13: 9781654208851