Title: Will Shortz Presents Ultra Easy Sudoku: 300 Wordless Crossword Puzzles, Author: Will Shortz
Title: Sudoku Puzzle Book (EASY), Author: Carmen Galloway
Title: Latin Square Puzzles: 200 Challenging Puzzles, Author: Isolvepuzzles
Title: Ultimate Nurikabe For Teens: Puzzle Book For Teens, Author: S. C. Stagg