Maze Puzzles for Adults: BOOK 2, 60 mazes, difficulty 50-90, hard, ultra-hard, extreme, very difficult mazes, solutions for all mazes, activity book for adults teenagers, challenging puzzles, brain training

Maze & Sudoku Puzzles for Adults: BOOK 1, 20 mazes/sudoku/alphabetical sudoku (60 total), difficulty 10-30, easy medium mazes, solutions for all puzzles, activity book for adults teenagers seniors, challenging riddles for brain training

Maze & Sudoku Puzzles for Seniors (Large Print Edition!): BOOK 2, 20 mazes/sudoku/alphabetical sudoku (60 total), difficulty 10-15, only easy riddles, solutions for all puzzles, activity book for seniors adults, simple brain training

Maze Puzzles for Adults: BOOK 2, 60 mazes, difficulty 10-30, easy, medium, semi-difficult mazes, solutions for all mazes, activity book for adults teenagers seniors puzzles challenging brain training

Maze Puzzles for Adults: 60 mazes, difficulty 30-50, medium, hard, challenging difficult mazes, solutions for all mazes, activity book for adults teenagers puzzles brain training