Any puzzle is a great brain training.
They are useful for everyone - seniors, adults and adolescents.
Puzzles (word search, sudoku, mazes and others) will always and everywhere be useful, interesting and fashionable.
This book presents a wonderful set of puzzles with which it will be fun and interesting to spend time - word search (100 piece), sudoku (100 piece) and mazes (100 piece).
Choose what you like best!
One page - one puzzle.
All answers are at the end of the book.
Nothing extra!