Book 1

American Sudoku

by Journals Ink

Published 24 November 2019

Book 2

202 Beginner Sudoku

by Journals Ink

Published 14 December 2019

Book 3

202 Medium Sudoku

by Journals Ink

Published 14 December 2019

Book 5

202 Hard Sudoku

by Journals Ink

Published 14 December 2019

Book 7

202 Extreme Sudoku

by Journals Ink

Published 14 December 2019

Book 9

Bravery, Courage, Honor Sudoku

by Journals Ink

Published 24 November 2019