More than 160 puzzles to boost your brain power
There are plenty of number puzzles to test your mental arithmetic and problem solving skills. The book also features a simple sudoku tutorial at the start, featuring invaluable tips and tricks.
There are plenty of number puzzles to test your mental arithmetic and problem solving skills. The book also features a simple sudoku tutorial at the start, featuring invaluable tips and tricks.
| SKU | 9781780556659 |
|---|---|
| ISBN | 9781780556659 |
| Publisher | Novels |
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