SUDOKU SKILL BUILDER SERIES

Sharpen Focus
One Grid at a Time

120 hard Sudoku puzzles for solvers who enjoy clean layouts, steady challenge, and satisfying progress.

120 puzzles / Hard difficulty / Solutions included

Sudoku puzzle book by Braineo featuring 120 hard puzzles in a portable 6 x 9 format designed for adults who enjoy logic and brain training.

Ultimate Word Hunt

Ultimate Word Hunt

Meet the newest Braineo series. Ultimate Word Hunt volumes 1 to 4 deliver engaging brain boosts with clean design, fair challenge, and 1,000 words per volume.

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