I will use a variety of sudokus as the puzzle book within content

If you wanna start selling low-content books (LCB); Good. 

The Puzzle books are products has an advantage, and its opportunity of sales is very up, also through the service we take care of the creation of many kinds of sudokus puzzles as well as the organization of your puzzle.

The kinds of sudokus puzzles available:

1.    Sudoku
2.    Jigsaw Sudoku
3.    Sudoku X
4.    Jigsaw Sudoku X
5.    Kenken
6.    Even-Odd Sudoku
7.    Jigsaw Even-Odd Sudoku
8.    Greater Than Sudoku
9.    Jigsaw Greater Than Sudoku 
10.    Consecutive Sudoku
11.    Jigsaw Consecutive Sudoku  
12.    Kropki Sudoku
13.    Jigsaw Kropki Sudoku
14.    Tripod Sudoku
15.    Sujiken
16.    Sudoku XV
17.    Jigsaw Sudoku XV

Other services:

1. Logic puzzles : https://www.fiverr.com/share/oov24G
2. Overlapping sudoku grids : https://www.fiverr.com/share/py0r4E

Additional information about the service in the frequently asked questions (FAQ).

 Note : Message me before ordering