Nicolae Denis

Christmas Dot to Dot Puzzle Book for Kids 8 to 12 Years Old - Connect the Dots Christmas Activity Book for Children 8 9 10 11 12 - Activity Puzzle Book for Boys and Girls

Sudoku Extreme 16x16 - Hardest Sudoku Puzzles for Experts - 80 Frightening Sudoku Puzzles - Fifth Edition

Sudoku Extreme 16x16 - Hardest Sudoku Puzzles for Experts - 80 Out of This World Sudoku Puzzles - Eight Edition

Sudoku Extreme 16x16 - Hardest Sudoku Puzzles for Experts - 80 Unearthly Sudoku Puzzles - Seventh Edition